Finding the Fourth Proportional to 72,710.86, 109,124.61 and 37,660.54

Step by Step Solution

1. Step 1: Write the proportion equation
   72,710.86 : 109,124.61 = 37,660.54 : x
2. Step 2: Convert to fraction form
   72,710.86/109,124.61 = 37,660.54/x
3. Step 3: Cross multiply
   72,710.86x = 109,124.61 × 37,660.54
4. Step 4: Simplify right side
   72,710.86x = 4,109,691,194.27
5. Step 5: Solve for x
   x = 4,109,691,194.27/72,710.86
6. Step 6: Final answer
   x = 56,521.01