Finding the Fourth Proportional to 76,922,969.46, 106,149,493.18 and 42,108,925.65

Step by Step Solution

1. Step 1: Write the proportion equation
   76,922,969.46 : 106,149,493.18 = 42,108,925.65 : x
2. Step 2: Convert to fraction form
   76,922,969.46/106,149,493.18 = 42,108,925.65/x
3. Step 3: Cross multiply
   76,922,969.46x = 106,149,493.18 × 42,108,925.65
4. Step 4: Simplify right side
   76,922,969.46x = 4,469,841,116,101,802
5. Step 5: Solve for x
   x = 4,469,841,116,101,802/76,922,969.46
6. Step 6: Final answer
   x = 58,108,015.69