Finding the Third Proportional to 881,429 and 1,978,570

Step by Step Solution

1. Step 1: Write the proportion equation
   881,429 : 1,978,570 = 1,978,570 : x
2. Step 2: Convert to fraction form
   881,429/1,978,570 = 1,978,570/x
3. Step 3: Cross multiply
   881,429x = 1,978,570 × 1,978,570
4. Step 4: Simplify right side
   881,429x = 3,914,739,244,900
5. Step 5: Solve for x
   x = 3,914,739,244,900/881,429
6. Step 6: Final answer
   x = 4,441,355.17