Finding the Third Proportional to 170,403.50 and 252,315

Step by Step Solution

1. Step 1: Write the proportion equation
   170,403.50 : 252,315 = 252,315 : x
2. Step 2: Convert to fraction form
   170,403.50/252,315 = 252,315/x
3. Step 3: Cross multiply
   170,403.50x = 252,315 × 252,315
4. Step 4: Simplify right side
   170,403.50x = 63,662,859,225
5. Step 5: Solve for x
   x = 63,662,859,225/170,403.50
6. Step 6: Final answer
   x = 373,600.66