Finding the Fourth Proportional to 42,390.86, 58,502.16 and 24,486.62

Step by Step Solution

1. Step 1: Write the proportion equation
   42,390.86 : 58,502.16 = 24,486.62 : x
2. Step 2: Convert to fraction form
   42,390.86/58,502.16 = 24,486.62/x
3. Step 3: Cross multiply
   42,390.86x = 58,502.16 × 24,486.62
4. Step 4: Simplify right side
   42,390.86x = 1,432,520,215.53
5. Step 5: Solve for x
   x = 1,432,520,215.53/42,390.86
6. Step 6: Final answer
   x = 33,793.14