Finding the Fourth Proportional to 108,490.42, 149,722.41 and 60,740.92

Step by Step Solution

1. Step 1: Write the proportion equation
   108,490.42 : 149,722.41 = 60,740.92 : x
2. Step 2: Convert to fraction form
   108,490.42/149,722.41 = 60,740.92/x
3. Step 3: Cross multiply
   108,490.42x = 149,722.41 × 60,740.92
4. Step 4: Simplify right side
   108,490.42x = 9,094,276,928.02
5. Step 5: Solve for x
   x = 9,094,276,928.02/108,490.42
6. Step 6: Final answer
   x = 83,825.62