Finding the Third Proportional to 28,609 and 60,434

Step by Step Solution

1. Step 1: Write the proportion equation
   28,609 : 60,434 = 60,434 : x
2. Step 2: Convert to fraction form
   28,609/60,434 = 60,434/x
3. Step 3: Cross multiply
   28,609x = 60,434 × 60,434
4. Step 4: Simplify right side
   28,609x = 3,652,268,356
5. Step 5: Solve for x
   x = 3,652,268,356/28,609
6. Step 6: Final answer
   x = 127,661.52