Finding the Fourth Proportional to 109,563.52, 151,162.32 and 86,520.22

Step by Step Solution

1. Step 1: Write the proportion equation
   109,563.52 : 151,162.32 = 86,520.22 : x
2. Step 2: Convert to fraction form
   109,563.52/151,162.32 = 86,520.22/x
3. Step 3: Cross multiply
   109,563.52x = 151,162.32 × 86,520.22
4. Step 4: Simplify right side
   109,563.52x = 13,078,597,182.11
5. Step 5: Solve for x
   x = 13,078,597,182.11/109,563.52
6. Step 6: Final answer
   x = 119,370.00