Finding the Third Proportional to 897,598 and 1,921,278

Step by Step Solution

1. Step 1: Write the proportion equation
   897,598 : 1,921,278 = 1,921,278 : x
2. Step 2: Convert to fraction form
   897,598/1,921,278 = 1,921,278/x
3. Step 3: Cross multiply
   897,598x = 1,921,278 × 1,921,278
4. Step 4: Simplify right side
   897,598x = 3,691,309,153,284
5. Step 5: Solve for x
   x = 3,691,309,153,284/897,598
6. Step 6: Final answer
   x = 4,112,430.23