Finding the Fourth Proportional to 107,782.46, 148,737.75 and 67,518.43

Step by Step Solution

1. Step 1: Write the proportion equation
   107,782.46 : 148,737.75 = 67,518.43 : x
2. Step 2: Convert to fraction form
   107,782.46/148,737.75 = 67,518.43/x
3. Step 3: Cross multiply
   107,782.46x = 148,737.75 × 67,518.43
4. Step 4: Simplify right side
   107,782.46x = 10,042,538,736.69
5. Step 5: Solve for x
   x = 10,042,538,736.69/107,782.46
6. Step 6: Final answer
   x = 93,174.15