Finding the Fourth Proportional to 113,061.83, 169,543.53 and 56,866.86

Step by Step Solution

1. Step 1: Write the proportion equation
   113,061.83 : 169,543.53 = 56,866.86 : x
2. Step 2: Convert to fraction form
   113,061.83/169,543.53 = 56,866.86/x
3. Step 3: Cross multiply
   113,061.83x = 169,543.53 × 56,866.86
4. Step 4: Simplify right side
   113,061.83x = 9,641,408,184.42
5. Step 5: Solve for x
   x = 9,641,408,184.42/113,061.83
6. Step 6: Final answer
   x = 85,275.54