Finding the Fourth Proportional to 2,120,276,040.58, 3,180,758,858.52 and 626,459,162.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,120,276,040.58 : 3,180,758,858.52 = 626,459,162.50 : x
2. Step 2: Convert to fraction form
   2,120,276,040.58/3,180,758,858.52 = 626,459,162.50/x
3. Step 3: Cross multiply
   2,120,276,040.58x = 3,180,758,858.52 × 626,459,162.50
4. Step 4: Simplify right side
   2,120,276,040.58x = 1,992,615,530,622,895,104
5. Step 5: Solve for x
   x = 1,992,615,530,622,895,104/2,120,276,040.58
6. Step 6: Final answer
   x = 939,790,618.05