Finding the Third Proportional to 677,150 and 898,902

Step by Step Solution

1. Step 1: Write the proportion equation
   677,150 : 898,902 = 898,902 : x
2. Step 2: Convert to fraction form
   677,150/898,902 = 898,902/x
3. Step 3: Cross multiply
   677,150x = 898,902 × 898,902
4. Step 4: Simplify right side
   677,150x = 808,024,805,604
5. Step 5: Solve for x
   x = 808,024,805,604/677,150
6. Step 6: Final answer
   x = 1,193,272.99