Finding the Fourth Proportional to 117,567.72, 162,244.62 and 63,853.20

Step by Step Solution

1. Step 1: Write the proportion equation
   117,567.72 : 162,244.62 = 63,853.20 : x
2. Step 2: Convert to fraction form
   117,567.72/162,244.62 = 63,853.20/x
3. Step 3: Cross multiply
   117,567.72x = 162,244.62 × 63,853.20
4. Step 4: Simplify right side
   117,567.72x = 10,359,838,169.78
5. Step 5: Solve for x
   x = 10,359,838,169.78/117,567.72
6. Step 6: Final answer
   x = 88,118.05