Finding the Fourth Proportional to 146,761.71, 202,477.50 and 89,377.62

Step by Step Solution

1. Step 1: Write the proportion equation
   146,761.71 : 202,477.50 = 89,377.62 : x
2. Step 2: Convert to fraction form
   146,761.71/202,477.50 = 89,377.62/x
3. Step 3: Cross multiply
   146,761.71x = 202,477.50 × 89,377.62
4. Step 4: Simplify right side
   146,761.71x = 18,096,957,053.55
5. Step 5: Solve for x
   x = 18,096,957,053.55/146,761.71
6. Step 6: Final answer
   x = 123,308.44