Finding the Fourth Proportional to 108,006.61, 149,056.29 and 60,261

Step by Step Solution

1. Step 1: Write the proportion equation
   108,006.61 : 149,056.29 = 60,261 : x
2. Step 2: Convert to fraction form
   108,006.61/149,056.29 = 60,261/x
3. Step 3: Cross multiply
   108,006.61x = 149,056.29 × 60,261
4. Step 4: Simplify right side
   108,006.61x = 8,982,281,091.69
5. Step 5: Solve for x
   x = 8,982,281,091.69/108,006.61
6. Step 6: Final answer
   x = 83,164.18