Finding the Third Proportional to 59,429 and 126,490

Step by Step Solution

1. Step 1: Write the proportion equation
   59,429 : 126,490 = 126,490 : x
2. Step 2: Convert to fraction form
   59,429/126,490 = 126,490/x
3. Step 3: Cross multiply
   59,429x = 126,490 × 126,490
4. Step 4: Simplify right side
   59,429x = 15,999,720,100
5. Step 5: Solve for x
   x = 15,999,720,100/59,429
6. Step 6: Final answer
   x = 269,224.12