Finding the Fourth Proportional to 31,012.03, 42,806.36 and 17,592.20

Step by Step Solution

1. Step 1: Write the proportion equation
   31,012.03 : 42,806.36 = 17,592.20 : x
2. Step 2: Convert to fraction form
   31,012.03/42,806.36 = 17,592.20/x
3. Step 3: Cross multiply
   31,012.03x = 42,806.36 × 17,592.20
4. Step 4: Simplify right side
   31,012.03x = 753,058,065.45
5. Step 5: Solve for x
   x = 753,058,065.45/31,012.03
6. Step 6: Final answer
   x = 24,282.77