Finding the Fourth Proportional to 31,028.04, 42,819.12 and 17,599

Step by Step Solution

1. Step 1: Write the proportion equation
   31,028.04 : 42,819.12 = 17,599 : x
2. Step 2: Convert to fraction form
   31,028.04/42,819.12 = 17,599/x
3. Step 3: Cross multiply
   31,028.04x = 42,819.12 × 17,599
4. Step 4: Simplify right side
   31,028.04x = 753,573,692.88
5. Step 5: Solve for x
   x = 753,573,692.88/31,028.04
6. Step 6: Final answer
   x = 24,286.86