Finding the Fourth Proportional to 2,599,755,449.16, 3,587,662,519.72 and 1,485,945,458.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,599,755,449.16 : 3,587,662,519.72 = 1,485,945,458.12 : x
2. Step 2: Convert to fraction form
   2,599,755,449.16/3,587,662,519.72 = 1,485,945,458.12/x
3. Step 3: Cross multiply
   2,599,755,449.16x = 3,587,662,519.72 × 1,485,945,458.12
4. Step 4: Simplify right side
   2,599,755,449.16x = 5,331,070,826,445,288,448
5. Step 5: Solve for x
   x = 5,331,070,826,445,288,448/2,599,755,449.16
6. Step 6: Final answer
   x = 2,050,604,732.14