Finding the Third Proportional to 170,086.50 and 372,492

Step by Step Solution

1. Step 1: Write the proportion equation
   170,086.50 : 372,492 = 372,492 : x
2. Step 2: Convert to fraction form
   170,086.50/372,492 = 372,492/x
3. Step 3: Cross multiply
   170,086.50x = 372,492 × 372,492
4. Step 4: Simplify right side
   170,086.50x = 138,750,290,064
5. Step 5: Solve for x
   x = 138,750,290,064/170,086.50
6. Step 6: Final answer
   x = 815,763.10