Finding the Fourth Proportional to 2,558,264,757.72, 3,837,762,671.76 and 787,785,031.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,558,264,757.72 : 3,837,762,671.76 = 787,785,031.32 : x
2. Step 2: Convert to fraction form
   2,558,264,757.72/3,837,762,671.76 = 787,785,031.32/x
3. Step 3: Cross multiply
   2,558,264,757.72x = 3,837,762,671.76 × 787,785,031.32
4. Step 4: Simplify right side
   2,558,264,757.72x = 3,023,331,986,571,179,008
5. Step 5: Solve for x
   x = 3,023,331,986,571,179,008/2,558,264,757.72
6. Step 6: Final answer
   x = 1,181,790,108.88