Finding the Fourth Proportional to 90,382.02, 124,662.42 and 59,719.60

Step by Step Solution

1. Step 1: Write the proportion equation
   90,382.02 : 124,662.42 = 59,719.60 : x
2. Step 2: Convert to fraction form
   90,382.02/124,662.42 = 59,719.60/x
3. Step 3: Cross multiply
   90,382.02x = 124,662.42 × 59,719.60
4. Step 4: Simplify right side
   90,382.02x = 7,444,789,144.07
5. Step 5: Solve for x
   x = 7,444,789,144.07/90,382.02
6. Step 6: Final answer
   x = 82,370.25