Finding the Third Proportional to 130,238 and 267,380

Step by Step Solution

1. Step 1: Write the proportion equation
   130,238 : 267,380 = 267,380 : x
2. Step 2: Convert to fraction form
   130,238/267,380 = 267,380/x
3. Step 3: Cross multiply
   130,238x = 267,380 × 267,380
4. Step 4: Simplify right side
   130,238x = 71,492,064,400
5. Step 5: Solve for x
   x = 71,492,064,400/130,238
6. Step 6: Final answer
   x = 548,933.99