Finding the Fourth Proportional to 89,155.44, 123,014.39 and 60,479.01

Step by Step Solution

1. Step 1: Write the proportion equation
   89,155.44 : 123,014.39 = 60,479.01 : x
2. Step 2: Convert to fraction form
   89,155.44/123,014.39 = 60,479.01/x
3. Step 3: Cross multiply
   89,155.44x = 123,014.39 × 60,479.01
4. Step 4: Simplify right side
   89,155.44x = 7,439,788,220.56
5. Step 5: Solve for x
   x = 7,439,788,220.56/89,155.44
6. Step 6: Final answer
   x = 83,447.38