Finding the Third Proportional to 16,885.50 and 31,359

Step by Step Solution

1. Step 1: Write the proportion equation
   16,885.50 : 31,359 = 31,359 : x
2. Step 2: Convert to fraction form
   16,885.50/31,359 = 31,359/x
3. Step 3: Cross multiply
   16,885.50x = 31,359 × 31,359
4. Step 4: Simplify right side
   16,885.50x = 983,386,881
5. Step 5: Solve for x
   x = 983,386,881/16,885.50
6. Step 6: Final answer
   x = 58,238.54