Finding the Third Proportional to 170,586 and 373,612.50

Step by Step Solution

1. Step 1: Write the proportion equation
   170,586 : 373,612.50 = 373,612.50 : x
2. Step 2: Convert to fraction form
   170,586/373,612.50 = 373,612.50/x
3. Step 3: Cross multiply
   170,586x = 373,612.50 × 373,612.50
4. Step 4: Simplify right side
   170,586x = 139,586,300,156.25
5. Step 5: Solve for x
   x = 139,586,300,156.25/170,586
6. Step 6: Final answer
   x = 818,275.24