Finding the Third Proportional to 62,896.50 and 137,457

Step by Step Solution

1. Step 1: Write the proportion equation
   62,896.50 : 137,457 = 137,457 : x
2. Step 2: Convert to fraction form
   62,896.50/137,457 = 137,457/x
3. Step 3: Cross multiply
   62,896.50x = 137,457 × 137,457
4. Step 4: Simplify right side
   62,896.50x = 18,894,426,849
5. Step 5: Solve for x
   x = 18,894,426,849/62,896.50
6. Step 6: Final answer
   x = 300,405.06