Finding the Third Proportional to 663,020 and 1,451,432

Step by Step Solution

1. Step 1: Write the proportion equation
   663,020 : 1,451,432 = 1,451,432 : x
2. Step 2: Convert to fraction form
   663,020/1,451,432 = 1,451,432/x
3. Step 3: Cross multiply
   663,020x = 1,451,432 × 1,451,432
4. Step 4: Simplify right side
   663,020x = 2,106,654,850,624
5. Step 5: Solve for x
   x = 2,106,654,850,624/663,020
6. Step 6: Final answer
   x = 3,177,362.45