Finding the Third Proportional to 62,570 and 130,300

Step by Step Solution

1. Step 1: Write the proportion equation
   62,570 : 130,300 = 130,300 : x
2. Step 2: Convert to fraction form
   62,570/130,300 = 130,300/x
3. Step 3: Cross multiply
   62,570x = 130,300 × 130,300
4. Step 4: Simplify right side
   62,570x = 16,978,090,000
5. Step 5: Solve for x
   x = 16,978,090,000/62,570
6. Step 6: Final answer
   x = 271,345.53