Finding the Third Proportional to 16,819.31 and 38,766.94

Step by Step Solution

1. Step 1: Write the proportion equation
   16,819.31 : 38,766.94 = 38,766.94 : x
2. Step 2: Convert to fraction form
   16,819.31/38,766.94 = 38,766.94/x
3. Step 3: Cross multiply
   16,819.31x = 38,766.94 × 38,766.94
4. Step 4: Simplify right side
   16,819.31x = 1,502,875,443.13
5. Step 5: Solve for x
   x = 1,502,875,443.13/16,819.31
6. Step 6: Final answer
   x = 89,354.15