Finding the Third Proportional to 881,427 and 1,978,566

Step by Step Solution

1. Step 1: Write the proportion equation
   881,427 : 1,978,566 = 1,978,566 : x
2. Step 2: Convert to fraction form
   881,427/1,978,566 = 1,978,566/x
3. Step 3: Cross multiply
   881,427x = 1,978,566 × 1,978,566
4. Step 4: Simplify right side
   881,427x = 3,914,723,416,356
5. Step 5: Solve for x
   x = 3,914,723,416,356/881,427
6. Step 6: Final answer
   x = 4,441,347.29