Finding the Fourth Proportional to 147,044.72, 202,886.34 and 86,610.62

Step by Step Solution

1. Step 1: Write the proportion equation
   147,044.72 : 202,886.34 = 86,610.62 : x
2. Step 2: Convert to fraction form
   147,044.72/202,886.34 = 86,610.62/x
3. Step 3: Cross multiply
   147,044.72x = 202,886.34 × 86,610.62
4. Step 4: Simplify right side
   147,044.72x = 17,572,111,696.93
5. Step 5: Solve for x
   x = 17,572,111,696.93/147,044.72
6. Step 6: Final answer
   x = 119,501.82