Finding the Fourth Proportional to 109,562.52, 151,160.94 and 86,519.22

Step by Step Solution

1. Step 1: Write the proportion equation
   109,562.52 : 151,160.94 = 86,519.22 : x
2. Step 2: Convert to fraction form
   109,562.52/151,160.94 = 86,519.22/x
3. Step 3: Cross multiply
   109,562.52x = 151,160.94 × 86,519.22
4. Step 4: Simplify right side
   109,562.52x = 13,078,326,623.27
5. Step 5: Solve for x
   x = 13,078,326,623.27/109,562.52
6. Step 6: Final answer
   x = 119,368.62