Finding the Fourth Proportional to 117,834.62, 162,608.04 and 64,118.25

Step by Step Solution

1. Step 1: Write the proportion equation
   117,834.62 : 162,608.04 = 64,118.25 : x
2. Step 2: Convert to fraction form
   117,834.62/162,608.04 = 64,118.25/x
3. Step 3: Cross multiply
   117,834.62x = 162,608.04 × 64,118.25
4. Step 4: Simplify right side
   117,834.62x = 10,426,142,960.73
5. Step 5: Solve for x
   x = 10,426,142,960.73/117,834.62
6. Step 6: Final answer
   x = 88,481.16