Finding the Fourth Proportional to 2,105,262,559.53, 2,905,147,233.63 and 1,152,458,976.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,262,559.53 : 2,905,147,233.63 = 1,152,458,976.74 : x
2. Step 2: Convert to fraction form
   2,105,262,559.53/2,905,147,233.63 = 1,152,458,976.74/x
3. Step 3: Cross multiply
   2,105,262,559.53x = 2,905,147,233.63 × 1,152,458,976.74
4. Step 4: Simplify right side
   2,105,262,559.53x = 3,348,063,008,133,745,664
5. Step 5: Solve for x
   x = 3,348,063,008,133,745,664/2,105,262,559.53
6. Step 6: Final answer
   x = 1,590,330,380.87