Finding the Fourth Proportional to 42,408.90, 58,524.33 and 23,289.91

Step by Step Solution

1. Step 1: Write the proportion equation
   42,408.90 : 58,524.33 = 23,289.91 : x
2. Step 2: Convert to fraction form
   42,408.90/58,524.33 = 23,289.91/x
3. Step 3: Cross multiply
   42,408.90x = 58,524.33 × 23,289.91
4. Step 4: Simplify right side
   42,408.90x = 1,363,026,085.89
5. Step 5: Solve for x
   x = 1,363,026,085.89/42,408.90
6. Step 6: Final answer
   x = 32,140.10