Finding the Third Proportional to 62,548 and 137,200

Step by Step Solution

1. Step 1: Write the proportion equation
   62,548 : 137,200 = 137,200 : x
2. Step 2: Convert to fraction form
   62,548/137,200 = 137,200/x
3. Step 3: Cross multiply
   62,548x = 137,200 × 137,200
4. Step 4: Simplify right side
   62,548x = 18,823,840,000
5. Step 5: Solve for x
   x = 18,823,840,000/62,548
6. Step 6: Final answer
   x = 300,950.31