Finding the Fourth Proportional to 89,369.39, 123,247.46 and 60,731.98

Step by Step Solution

1. Step 1: Write the proportion equation
   89,369.39 : 123,247.46 = 60,731.98 : x
2. Step 2: Convert to fraction form
   89,369.39/123,247.46 = 60,731.98/x
3. Step 3: Cross multiply
   89,369.39x = 123,247.46 × 60,731.98
4. Step 4: Simplify right side
   89,369.39x = 7,485,062,119.48
5. Step 5: Solve for x
   x = 7,485,062,119.48/89,369.39
6. Step 6: Final answer
   x = 83,754.20