Finding the Fourth Proportional to 42,390.14, 58,499.10 and 23,271.71

Step by Step Solution

1. Step 1: Write the proportion equation
   42,390.14 : 58,499.10 = 23,271.71 : x
2. Step 2: Convert to fraction form
   42,390.14/58,499.10 = 23,271.71/x
3. Step 3: Cross multiply
   42,390.14x = 58,499.10 × 23,271.71
4. Step 4: Simplify right side
   42,390.14x = 1,361,373,797.97
5. Step 5: Solve for x
   x = 1,361,373,797.97/42,390.14
6. Step 6: Final answer
   x = 32,115.34