Finding the Fourth Proportional to 2,599,755,456.15, 3,587,662,529.37 and 1,485,945,465.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,599,755,456.15 : 3,587,662,529.37 = 1,485,945,465.12 : x
2. Step 2: Convert to fraction form
   2,599,755,456.15/3,587,662,529.37 = 1,485,945,465.12/x
3. Step 3: Cross multiply
   2,599,755,456.15x = 3,587,662,529.37 × 1,485,945,465.12
4. Step 4: Simplify right side
   2,599,755,456.15x = 5,331,070,865,898,299,392
5. Step 5: Solve for x
   x = 5,331,070,865,898,299,392/2,599,755,456.15
6. Step 6: Final answer
   x = 2,050,604,741.80