Finding the Fourth Proportional to 108,442.72, 149,649.49 and 60,696.06

Step by Step Solution

1. Step 1: Write the proportion equation
   108,442.72 : 149,649.49 = 60,696.06 : x
2. Step 2: Convert to fraction form
   108,442.72/149,649.49 = 60,696.06/x
3. Step 3: Cross multiply
   108,442.72x = 149,649.49 × 60,696.06
4. Step 4: Simplify right side
   108,442.72x = 9,083,134,424.01
5. Step 5: Solve for x
   x = 9,083,134,424.01/108,442.72
6. Step 6: Final answer
   x = 83,759.74