Finding the Third Proportional to 81,406.50 and 173,566

Step by Step Solution

1. Step 1: Write the proportion equation
   81,406.50 : 173,566 = 173,566 : x
2. Step 2: Convert to fraction form
   81,406.50/173,566 = 173,566/x
3. Step 3: Cross multiply
   81,406.50x = 173,566 × 173,566
4. Step 4: Simplify right side
   81,406.50x = 30,125,156,356
5. Step 5: Solve for x
   x = 30,125,156,356/81,406.50
6. Step 6: Final answer
   x = 370,058.37