Finding the Fourth Proportional to 90,073.94, 124,271.73 and 58,283.06

Step by Step Solution

1. Step 1: Write the proportion equation
   90,073.94 : 124,271.73 = 58,283.06 : x
2. Step 2: Convert to fraction form
   90,073.94/124,271.73 = 58,283.06/x
3. Step 3: Cross multiply
   90,073.94x = 124,271.73 × 58,283.06
4. Step 4: Simplify right side
   90,073.94x = 7,242,936,695.89
5. Step 5: Solve for x
   x = 7,242,936,695.89/90,073.94
6. Step 6: Final answer
   x = 80,411.01