Finding the Fourth Proportional to 108,915.52, 150,285.76 and 68,074.84

Step by Step Solution

1. Step 1: Write the proportion equation
   108,915.52 : 150,285.76 = 68,074.84 : x
2. Step 2: Convert to fraction form
   108,915.52/150,285.76 = 68,074.84/x
3. Step 3: Cross multiply
   108,915.52x = 150,285.76 × 68,074.84
4. Step 4: Simplify right side
   108,915.52x = 10,230,679,066.28
5. Step 5: Solve for x
   x = 10,230,679,066.28/108,915.52
6. Step 6: Final answer
   x = 93,932.24