Finding the Third Proportional to 17,871.89 and 38,116.83

Step by Step Solution

1. Step 1: Write the proportion equation
   17,871.89 : 38,116.83 = 38,116.83 : x
2. Step 2: Convert to fraction form
   17,871.89/38,116.83 = 38,116.83/x
3. Step 3: Cross multiply
   17,871.89x = 38,116.83 × 38,116.83
4. Step 4: Simplify right side
   17,871.89x = 1,452,892,586.31
5. Step 5: Solve for x
   x = 1,452,892,586.31/17,871.89
6. Step 6: Final answer
   x = 81,294.85