Finding the Fourth Proportional to 88,939.72, 133,399.72 and 22,379.86

Step by Step Solution

1. Step 1: Write the proportion equation
   88,939.72 : 133,399.72 = 22,379.86 : x
2. Step 2: Convert to fraction form
   88,939.72/133,399.72 = 22,379.86/x
3. Step 3: Cross multiply
   88,939.72x = 133,399.72 × 22,379.86
4. Step 4: Simplify right side
   88,939.72x = 2,985,467,057.64
5. Step 5: Solve for x
   x = 2,985,467,057.64/88,939.72
6. Step 6: Final answer
   x = 33,567.31