Finding the Fourth Proportional to 2,559,407,126,458.50, 3,838,702,021,466.50 and 745,858,533,870.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,559,407,126,458.50 : 3,838,702,021,466.50 = 745,858,533,870.45 : x
2. Step 2: Convert to fraction form
   2,559,407,126,458.50/3,838,702,021,466.50 = 745,858,533,870.45/x
3. Step 3: Cross multiply
   2,559,407,126,458.50x = 3,838,702,021,466.50 × 745,858,533,870.45
4. Step 4: Simplify right side
   2,559,407,126,458.50x = 2,863,128,661,696,536,222,105,600
5. Step 5: Solve for x
   x = 2,863,128,661,696,536,222,105,600/2,559,407,126,458.50
6. Step 6: Final answer
   x = 1,118,668,707,333.91