Finding the Fourth Proportional to 72,640.64, 108,726.59 and 37,532.00

Step by Step Solution

1. Step 1: Write the proportion equation
   72,640.64 : 108,726.59 = 37,532.00 : x
2. Step 2: Convert to fraction form
   72,640.64/108,726.59 = 37,532.00/x
3. Step 3: Cross multiply
   72,640.64x = 108,726.59 × 37,532.00
4. Step 4: Simplify right side
   72,640.64x = 4,080,726,741.53
5. Step 5: Solve for x
   x = 4,080,726,741.53/72,640.64
6. Step 6: Final answer
   x = 56,176.91