Finding the Fourth Proportional to 56,726.16, 85,005.52 and 50,498.04

Step by Step Solution

1. Step 1: Write the proportion equation
   56,726.16 : 85,005.52 = 50,498.04 : x
2. Step 2: Convert to fraction form
   56,726.16/85,005.52 = 50,498.04/x
3. Step 3: Cross multiply
   56,726.16x = 85,005.52 × 50,498.04
4. Step 4: Simplify right side
   56,726.16x = 4,292,612,149.18
5. Step 5: Solve for x
   x = 4,292,612,149.18/56,726.16
6. Step 6: Final answer
   x = 75,672.53