Finding the Third Proportional to 168,308 and 245,952.50

Step by Step Solution

1. Step 1: Write the proportion equation
   168,308 : 245,952.50 = 245,952.50 : x
2. Step 2: Convert to fraction form
   168,308/245,952.50 = 245,952.50/x
3. Step 3: Cross multiply
   168,308x = 245,952.50 × 245,952.50
4. Step 4: Simplify right side
   168,308x = 60,492,632,256.25
5. Step 5: Solve for x
   x = 60,492,632,256.25/168,308
6. Step 6: Final answer
   x = 359,416.26