Finding the Third Proportional to 71,426.25 and 156,676.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,426.25 : 156,676.50 = 156,676.50 : x
2. Step 2: Convert to fraction form
   71,426.25/156,676.50 = 156,676.50/x
3. Step 3: Cross multiply
   71,426.25x = 156,676.50 × 156,676.50
4. Step 4: Simplify right side
   71,426.25x = 24,547,525,652.25
5. Step 5: Solve for x
   x = 24,547,525,652.25/71,426.25
6. Step 6: Final answer
   x = 343,676.53