Finding the Third Proportional to 613,499 and 947,609

Step by Step Solution

1. Step 1: Write the proportion equation
   613,499 : 947,609 = 947,609 : x
2. Step 2: Convert to fraction form
   613,499/947,609 = 947,609/x
3. Step 3: Cross multiply
   613,499x = 947,609 × 947,609
4. Step 4: Simplify right side
   613,499x = 897,962,816,881
5. Step 5: Solve for x
   x = 897,962,816,881/613,499
6. Step 6: Final answer
   x = 1,463,674.46