Finding the Fourth Proportional to 90,048.43, 124,292.80 and 59,443.93

Step by Step Solution

1. Step 1: Write the proportion equation
   90,048.43 : 124,292.80 = 59,443.93 : x
2. Step 2: Convert to fraction form
   90,048.43/124,292.80 = 59,443.93/x
3. Step 3: Cross multiply
   90,048.43x = 124,292.80 × 59,443.93
4. Step 4: Simplify right side
   90,048.43x = 7,388,452,732.37
5. Step 5: Solve for x
   x = 7,388,452,732.37/90,048.43
6. Step 6: Final answer
   x = 82,049.77