Finding the Third Proportional to 610,506 and 897,507

Step by Step Solution

1. Step 1: Write the proportion equation
   610,506 : 897,507 = 897,507 : x
2. Step 2: Convert to fraction form
   610,506/897,507 = 897,507/x
3. Step 3: Cross multiply
   610,506x = 897,507 × 897,507
4. Step 4: Simplify right side
   610,506x = 805,518,815,049
5. Step 5: Solve for x
   x = 805,518,815,049/610,506
6. Step 6: Final answer
   x = 1,319,428.17