Finding the Third Proportional to 897,584 and 1,921,256

Step by Step Solution

1. Step 1: Write the proportion equation
   897,584 : 1,921,256 = 1,921,256 : x
2. Step 2: Convert to fraction form
   897,584/1,921,256 = 1,921,256/x
3. Step 3: Cross multiply
   897,584x = 1,921,256 × 1,921,256
4. Step 4: Simplify right side
   897,584x = 3,691,224,617,536
5. Step 5: Solve for x
   x = 3,691,224,617,536/897,584
6. Step 6: Final answer
   x = 4,112,400.20