Finding the Fourth Proportional to 42,039.81, 58,012.30 and 24,122.21

Step by Step Solution

1. Step 1: Write the proportion equation
   42,039.81 : 58,012.30 = 24,122.21 : x
2. Step 2: Convert to fraction form
   42,039.81/58,012.30 = 24,122.21/x
3. Step 3: Cross multiply
   42,039.81x = 58,012.30 × 24,122.21
4. Step 4: Simplify right side
   42,039.81x = 1,399,384,623.27
5. Step 5: Solve for x
   x = 1,399,384,623.27/42,039.81
6. Step 6: Final answer
   x = 33,287.13