Finding the Third Proportional to 67,655.25 and 146,842.88

Step by Step Solution

1. Step 1: Write the proportion equation
   67,655.25 : 146,842.88 = 146,842.88 : x
2. Step 2: Convert to fraction form
   67,655.25/146,842.88 = 146,842.88/x
3. Step 3: Cross multiply
   67,655.25x = 146,842.88 × 146,842.88
4. Step 4: Simplify right side
   67,655.25x = 21,562,829,938.27
5. Step 5: Solve for x
   x = 21,562,829,938.27/67,655.25
6. Step 6: Final answer
   x = 318,716.28