Finding the Fourth Proportional to 117,671.55, 162,387.72 and 63,956.55

Step by Step Solution

1. Step 1: Write the proportion equation
   117,671.55 : 162,387.72 = 63,956.55 : x
2. Step 2: Convert to fraction form
   117,671.55/162,387.72 = 63,956.55/x
3. Step 3: Cross multiply
   117,671.55x = 162,387.72 × 63,956.55
4. Step 4: Simplify right side
   117,671.55x = 10,385,758,333.57
5. Step 5: Solve for x
   x = 10,385,758,333.57/117,671.55
6. Step 6: Final answer
   x = 88,260.57