Finding the Fourth Proportional to 108,240.17, 149,274.72 and 67,957.69

Step by Step Solution

1. Step 1: Write the proportion equation
   108,240.17 : 149,274.72 = 67,957.69 : x
2. Step 2: Convert to fraction form
   108,240.17/149,274.72 = 67,957.69/x
3. Step 3: Cross multiply
   108,240.17x = 149,274.72 × 67,957.69
4. Step 4: Simplify right side
   108,240.17x = 10,144,365,146.60
5. Step 5: Solve for x
   x = 10,144,365,146.60/108,240.17
6. Step 6: Final answer
   x = 93,720.89