Finding the Third Proportional to 864,722 and 1,374,068

Step by Step Solution

1. Step 1: Write the proportion equation
   864,722 : 1,374,068 = 1,374,068 : x
2. Step 2: Convert to fraction form
   864,722/1,374,068 = 1,374,068/x
3. Step 3: Cross multiply
   864,722x = 1,374,068 × 1,374,068
4. Step 4: Simplify right side
   864,722x = 1,888,062,868,624
5. Step 5: Solve for x
   x = 1,888,062,868,624/864,722
6. Step 6: Final answer
   x = 2,183,433.37