Finding the Fourth Proportional to 117,662.55, 162,375.57 and 63,947.57

Step by Step Solution

1. Step 1: Write the proportion equation
   117,662.55 : 162,375.57 = 63,947.57 : x
2. Step 2: Convert to fraction form
   117,662.55/162,375.57 = 63,947.57/x
3. Step 3: Cross multiply
   117,662.55x = 162,375.57 × 63,947.57
4. Step 4: Simplify right side
   117,662.55x = 10,383,522,316.99
5. Step 5: Solve for x
   x = 10,383,522,316.99/117,662.55
6. Step 6: Final answer
   x = 88,248.32