Finding the Fourth Proportional to 119,875.16, 165,377.31 and 84,088.55

Step by Step Solution

1. Step 1: Write the proportion equation
   119,875.16 : 165,377.31 = 84,088.55 : x
2. Step 2: Convert to fraction form
   119,875.16/165,377.31 = 84,088.55/x
3. Step 3: Cross multiply
   119,875.16x = 165,377.31 × 84,088.55
4. Step 4: Simplify right side
   119,875.16x = 13,906,338,200.80
5. Step 5: Solve for x
   x = 13,906,338,200.80/119,875.16
6. Step 6: Final answer
   x = 116,006.84