Finding the Third Proportional to 62,760 and 130,620

Step by Step Solution

1. Step 1: Write the proportion equation
   62,760 : 130,620 = 130,620 : x
2. Step 2: Convert to fraction form
   62,760/130,620 = 130,620/x
3. Step 3: Cross multiply
   62,760x = 130,620 × 130,620
4. Step 4: Simplify right side
   62,760x = 17,061,584,400
5. Step 5: Solve for x
   x = 17,061,584,400/62,760
6. Step 6: Final answer
   x = 271,854.44