Finding the Fourth Proportional to 108,786.67, 150,123.20 and 60,385.74

Step by Step Solution

1. Step 1: Write the proportion equation
   108,786.67 : 150,123.20 = 60,385.74 : x
2. Step 2: Convert to fraction form
   108,786.67/150,123.20 = 60,385.74/x
3. Step 3: Cross multiply
   108,786.67x = 150,123.20 × 60,385.74
4. Step 4: Simplify right side
   108,786.67x = 9,065,300,523.17
5. Step 5: Solve for x
   x = 9,065,300,523.17/108,786.67
6. Step 6: Final answer
   x = 83,330.99