Finding the Fourth Proportional to 137,339,155.88, 205,976,774.18 and 51,118,168.04

Step by Step Solution

1. Step 1: Write the proportion equation
   137,339,155.88 : 205,976,774.18 = 51,118,168.04 : x
2. Step 2: Convert to fraction form
   137,339,155.88/205,976,774.18 = 51,118,168.04/x
3. Step 3: Cross multiply
   137,339,155.88x = 205,976,774.18 × 51,118,168.04
4. Step 4: Simplify right side
   137,339,155.88x = 10,529,155,354,870,374
5. Step 5: Solve for x
   x = 10,529,155,354,870,374/137,339,155.88
6. Step 6: Final answer
   x = 76,665,356.56