Finding the Third Proportional to 897,558 and 1,921,222

Step by Step Solution

1. Step 1: Write the proportion equation
   897,558 : 1,921,222 = 1,921,222 : x
2. Step 2: Convert to fraction form
   897,558/1,921,222 = 1,921,222/x
3. Step 3: Cross multiply
   897,558x = 1,921,222 × 1,921,222
4. Step 4: Simplify right side
   897,558x = 3,691,093,973,284
5. Step 5: Solve for x
   x = 3,691,093,973,284/897,558
6. Step 6: Final answer
   x = 4,112,373.77