Finding the Fourth Proportional to 108,564.43, 149,775.78 and 67,704.52

Step by Step Solution

1. Step 1: Write the proportion equation
   108,564.43 : 149,775.78 = 67,704.52 : x
2. Step 2: Convert to fraction form
   108,564.43/149,775.78 = 67,704.52/x
3. Step 3: Cross multiply
   108,564.43x = 149,775.78 × 67,704.52
4. Step 4: Simplify right side
   108,564.43x = 10,140,497,292.53
5. Step 5: Solve for x
   x = 10,140,497,292.53/108,564.43
6. Step 6: Final answer
   x = 93,405.34