Finding the Fourth Proportional to 42,321.20, 58,404.56 and 24,416.96

Step by Step Solution

1. Step 1: Write the proportion equation
   42,321.20 : 58,404.56 = 24,416.96 : x
2. Step 2: Convert to fraction form
   42,321.20/58,404.56 = 24,416.96/x
3. Step 3: Cross multiply
   42,321.20x = 58,404.56 × 24,416.96
4. Step 4: Simplify right side
   42,321.20x = 1,426,061,805.34
5. Step 5: Solve for x
   x = 1,426,061,805.34/42,321.20
6. Step 6: Final answer
   x = 33,696.16