Finding the Fourth Proportional to 147,003.30, 202,879.62 and 86,592.96

Step by Step Solution

1. Step 1: Write the proportion equation
   147,003.30 : 202,879.62 = 86,592.96 : x
2. Step 2: Convert to fraction form
   147,003.30/202,879.62 = 86,592.96/x
3. Step 3: Cross multiply
   147,003.30x = 202,879.62 × 86,592.96
4. Step 4: Simplify right side
   147,003.30x = 17,567,946,819.48
5. Step 5: Solve for x
   x = 17,567,946,819.48/147,003.30
6. Step 6: Final answer
   x = 119,507.16