Finding the Fourth Proportional to 143,150.02, 197,565.17 and 86,592.58

Step by Step Solution

1. Step 1: Write the proportion equation
   143,150.02 : 197,565.17 = 86,592.58 : x
2. Step 2: Convert to fraction form
   143,150.02/197,565.17 = 86,592.58/x
3. Step 3: Cross multiply
   143,150.02x = 197,565.17 × 86,592.58
4. Step 4: Simplify right side
   143,150.02x = 17,107,676,367.65
5. Step 5: Solve for x
   x = 17,107,676,367.65/143,150.02
6. Step 6: Final answer
   x = 119,508.73