Finding the Fourth Proportional to 91,523.37, 137,061.50 and 56,414.73

Step by Step Solution

1. Step 1: Write the proportion equation
   91,523.37 : 137,061.50 = 56,414.73 : x
2. Step 2: Convert to fraction form
   91,523.37/137,061.50 = 56,414.73/x
3. Step 3: Cross multiply
   91,523.37x = 137,061.50 × 56,414.73
4. Step 4: Simplify right side
   91,523.37x = 7,732,287,233.82
5. Step 5: Solve for x
   x = 7,732,287,233.82/91,523.37
6. Step 6: Final answer
   x = 84,484.29