Finding the Third Proportional to 131,224 and 279,632

Step by Step Solution

1. Step 1: Write the proportion equation
   131,224 : 279,632 = 279,632 : x
2. Step 2: Convert to fraction form
   131,224/279,632 = 279,632/x
3. Step 3: Cross multiply
   131,224x = 279,632 × 279,632
4. Step 4: Simplify right side
   131,224x = 78,194,055,424
5. Step 5: Solve for x
   x = 78,194,055,424/131,224
6. Step 6: Final answer
   x = 595,882.27