Finding the Fourth Proportional to 117,601.92, 162,293.76 and 67,317.12

Step by Step Solution

1. Step 1: Write the proportion equation
   117,601.92 : 162,293.76 = 67,317.12 : x
2. Step 2: Convert to fraction form
   117,601.92/162,293.76 = 67,317.12/x
3. Step 3: Cross multiply
   117,601.92x = 162,293.76 × 67,317.12
4. Step 4: Simplify right side
   117,601.92x = 10,925,148,517.17
5. Step 5: Solve for x
   x = 10,925,148,517.17/117,601.92
6. Step 6: Final answer
   x = 92,899.41