Finding the Fourth Proportional to 42,309.76, 58,386.88 and 24,404.80

Step by Step Solution

1. Step 1: Write the proportion equation
   42,309.76 : 58,386.88 = 24,404.80 : x
2. Step 2: Convert to fraction form
   42,309.76/58,386.88 = 24,404.80/x
3. Step 3: Cross multiply
   42,309.76x = 58,386.88 × 24,404.80
4. Step 4: Simplify right side
   42,309.76x = 1,424,920,129.02
5. Step 5: Solve for x
   x = 1,424,920,129.02/42,309.76
6. Step 6: Final answer
   x = 33,678.28