Finding the Third Proportional to 610,434 and 898,008

Step by Step Solution

1. Step 1: Write the proportion equation
   610,434 : 898,008 = 898,008 : x
2. Step 2: Convert to fraction form
   610,434/898,008 = 898,008/x
3. Step 3: Cross multiply
   610,434x = 898,008 × 898,008
4. Step 4: Simplify right side
   610,434x = 806,418,368,064
5. Step 5: Solve for x
   x = 806,418,368,064/610,434
6. Step 6: Final answer
   x = 1,321,057.42