Finding the Fourth Proportional to 42,621.47, 58,830.53 and 24,720.87

Step by Step Solution

1. Step 1: Write the proportion equation
   42,621.47 : 58,830.53 = 24,720.87 : x
2. Step 2: Convert to fraction form
   42,621.47/58,830.53 = 24,720.87/x
3. Step 3: Cross multiply
   42,621.47x = 58,830.53 × 24,720.87
4. Step 4: Simplify right side
   42,621.47x = 1,454,341,760.56
5. Step 5: Solve for x
   x = 1,454,341,760.56/42,621.47
6. Step 6: Final answer
   x = 34,122.28