Finding the Fourth Proportional to 108,522.72, 149,761.98 and 60,126.18

Step by Step Solution

1. Step 1: Write the proportion equation
   108,522.72 : 149,761.98 = 60,126.18 : x
2. Step 2: Convert to fraction form
   108,522.72/149,761.98 = 60,126.18/x
3. Step 3: Cross multiply
   108,522.72x = 149,761.98 × 60,126.18
4. Step 4: Simplify right side
   108,522.72x = 9,004,615,017.83
5. Step 5: Solve for x
   x = 9,004,615,017.83/108,522.72
6. Step 6: Final answer
   x = 82,974.47