Finding the Fourth Proportional to 58,616.85, 80,891.22 and 31,759.89

Step by Step Solution

1. Step 1: Write the proportion equation
   58,616.85 : 80,891.22 = 31,759.89 : x
2. Step 2: Convert to fraction form
   58,616.85/80,891.22 = 31,759.89/x
3. Step 3: Cross multiply
   58,616.85x = 80,891.22 × 31,759.89
4. Step 4: Simplify right side
   58,616.85x = 2,569,096,249.17
5. Step 5: Solve for x
   x = 2,569,096,249.17/58,616.85
6. Step 6: Final answer
   x = 43,828.63