Finding the Fourth Proportional to 90,364.72, 124,761.81 and 58,113.85

Step by Step Solution

1. Step 1: Write the proportion equation
   90,364.72 : 124,761.81 = 58,113.85 : x
2. Step 2: Convert to fraction form
   90,364.72/124,761.81 = 58,113.85/x
3. Step 3: Cross multiply
   90,364.72x = 124,761.81 × 58,113.85
4. Step 4: Simplify right side
   90,364.72x = 7,250,389,112.07
5. Step 5: Solve for x
   x = 7,250,389,112.07/90,364.72
6. Step 6: Final answer
   x = 80,234.73