Finding the Fourth Proportional to 42,111.12, 58,113.78 and 23,248.20

Step by Step Solution

1. Step 1: Write the proportion equation
   42,111.12 : 58,113.78 = 23,248.20 : x
2. Step 2: Convert to fraction form
   42,111.12/58,113.78 = 23,248.20/x
3. Step 3: Cross multiply
   42,111.12x = 58,113.78 × 23,248.20
4. Step 4: Simplify right side
   42,111.12x = 1,351,040,780.20
5. Step 5: Solve for x
   x = 1,351,040,780.20/42,111.12
6. Step 6: Final answer
   x = 32,082.76