Finding the Fourth Proportional to 31,023, 42,819.32 and 17,602.11

Step by Step Solution

1. Step 1: Write the proportion equation
   31,023 : 42,819.32 = 17,602.11 : x
2. Step 2: Convert to fraction form
   31,023/42,819.32 = 17,602.11/x
3. Step 3: Cross multiply
   31,023x = 42,819.32 × 17,602.11
4. Step 4: Simplify right side
   31,023x = 753,710,424.77
5. Step 5: Solve for x
   x = 753,710,424.77/31,023
6. Step 6: Final answer
   x = 24,295.21