Finding the Fourth Proportional to 108,015.91, 149,062.50 and 60,271.96

Step by Step Solution

1. Step 1: Write the proportion equation
   108,015.91 : 149,062.50 = 60,271.96 : x
2. Step 2: Convert to fraction form
   108,015.91/149,062.50 = 60,271.96/x
3. Step 3: Cross multiply
   108,015.91x = 149,062.50 × 60,271.96
4. Step 4: Simplify right side
   108,015.91x = 8,984,289,037.50
5. Step 5: Solve for x
   x = 8,984,289,037.50/108,015.91
6. Step 6: Final answer
   x = 83,175.61