Finding the Third Proportional to 62,899.50 and 137,463

Step by Step Solution

1. Step 1: Write the proportion equation
   62,899.50 : 137,463 = 137,463 : x
2. Step 2: Convert to fraction form
   62,899.50/137,463 = 137,463/x
3. Step 3: Cross multiply
   62,899.50x = 137,463 × 137,463
4. Step 4: Simplify right side
   62,899.50x = 18,896,076,369
5. Step 5: Solve for x
   x = 18,896,076,369/62,899.50
6. Step 6: Final answer
   x = 300,416.96