Finding the Fourth Proportional to 90,460.40, 124,891.98 and 58,251.05

Step by Step Solution

1. Step 1: Write the proportion equation
   90,460.40 : 124,891.98 = 58,251.05 : x
2. Step 2: Convert to fraction form
   90,460.40/124,891.98 = 58,251.05/x
3. Step 3: Cross multiply
   90,460.40x = 124,891.98 × 58,251.05
4. Step 4: Simplify right side
   90,460.40x = 7,275,088,597.02
5. Step 5: Solve for x
   x = 7,275,088,597.02/90,460.40
6. Step 6: Final answer
   x = 80,422.91