Finding the Fourth Proportional to 118,872.86, 164,061.37 and 73,565.43

Step by Step Solution

1. Step 1: Write the proportion equation
   118,872.86 : 164,061.37 = 73,565.43 : x
2. Step 2: Convert to fraction form
   118,872.86/164,061.37 = 73,565.43/x
3. Step 3: Cross multiply
   118,872.86x = 164,061.37 × 73,565.43
4. Step 4: Simplify right side
   118,872.86x = 12,069,245,216.21
5. Step 5: Solve for x
   x = 12,069,245,216.21/118,872.86
6. Step 6: Final answer
   x = 101,530.70