Finding the Third Proportional to 168,649 and 252,061.50

Step by Step Solution

1. Step 1: Write the proportion equation
   168,649 : 252,061.50 = 252,061.50 : x
2. Step 2: Convert to fraction form
   168,649/252,061.50 = 252,061.50/x
3. Step 3: Cross multiply
   168,649x = 252,061.50 × 252,061.50
4. Step 4: Simplify right side
   168,649x = 63,534,999,782.25
5. Step 5: Solve for x
   x = 63,534,999,782.25/168,649
6. Step 6: Final answer
   x = 376,729.18