Finding the Fourth Proportional to 115,662.32, 159,615.24 and 67,916.24

Step by Step Solution

1. Step 1: Write the proportion equation
   115,662.32 : 159,615.24 = 67,916.24 : x
2. Step 2: Convert to fraction form
   115,662.32/159,615.24 = 67,916.24/x
3. Step 3: Cross multiply
   115,662.32x = 159,615.24 × 67,916.24
4. Step 4: Simplify right side
   115,662.32x = 10,840,466,947.50
5. Step 5: Solve for x
   x = 10,840,466,947.50/115,662.32
6. Step 6: Final answer
   x = 93,725.14