Finding the Fourth Proportional to 117,662.58, 162,375.61 and 63,947.60

Step by Step Solution

1. Step 1: Write the proportion equation
   117,662.58 : 162,375.61 = 63,947.60 : x
2. Step 2: Convert to fraction form
   117,662.58/162,375.61 = 63,947.60/x
3. Step 3: Cross multiply
   117,662.58x = 162,375.61 × 63,947.60
4. Step 4: Simplify right side
   117,662.58x = 10,383,530,558.04
5. Step 5: Solve for x
   x = 10,383,530,558.04/117,662.58
6. Step 6: Final answer
   x = 88,248.37