Finding the Third Proportional to 898,289 and 1,921,042

Step by Step Solution

1. Step 1: Write the proportion equation
   898,289 : 1,921,042 = 1,921,042 : x
2. Step 2: Convert to fraction form
   898,289/1,921,042 = 1,921,042/x
3. Step 3: Cross multiply
   898,289x = 1,921,042 × 1,921,042
4. Step 4: Simplify right side
   898,289x = 3,690,402,365,764
5. Step 5: Solve for x
   x = 3,690,402,365,764/898,289
6. Step 6: Final answer
   x = 4,108,257.33