Finding the Fourth Proportional to 108,156.78, 149,254.80 and 60,410.82

Step by Step Solution

1. Step 1: Write the proportion equation
   108,156.78 : 149,254.80 = 60,410.82 : x
2. Step 2: Convert to fraction form
   108,156.78/149,254.80 = 60,410.82/x
3. Step 3: Cross multiply
   108,156.78x = 149,254.80 × 60,410.82
4. Step 4: Simplify right side
   108,156.78x = 9,016,604,856.94
5. Step 5: Solve for x
   x = 9,016,604,856.94/108,156.78
6. Step 6: Final answer
   x = 83,366.06