Finding the Fourth Proportional to 76,923,016.12, 106,149,557.59 and 42,108,972.31

Step by Step Solution

1. Step 1: Write the proportion equation
   76,923,016.12 : 106,149,557.59 = 42,108,972.31 : x
2. Step 2: Convert to fraction form
   76,923,016.12/106,149,557.59 = 42,108,972.31/x
3. Step 3: Cross multiply
   76,923,016.12x = 106,149,557.59 × 42,108,972.31
4. Step 4: Simplify right side
   76,923,016.12x = 4,469,848,781,276,060.50
5. Step 5: Solve for x
   x = 4,469,848,781,276,060.50/76,923,016.12
6. Step 6: Final answer
   x = 58,108,080.09