Finding the Fourth Proportional to 58,442.79, 80,651.42 and 31,585.24

Step by Step Solution

1. Step 1: Write the proportion equation
   58,442.79 : 80,651.42 = 31,585.24 : x
2. Step 2: Convert to fraction form
   58,442.79/80,651.42 = 31,585.24/x
3. Step 3: Cross multiply
   58,442.79x = 80,651.42 × 31,585.24
4. Step 4: Simplify right side
   58,442.79x = 2,547,394,093.27
5. Step 5: Solve for x
   x = 2,547,394,093.27/58,442.79
6. Step 6: Final answer
   x = 43,587.82