Finding the Third Proportional to 1,069,986 and 1,662,123

Step by Step Solution

1. Step 1: Write the proportion equation
   1,069,986 : 1,662,123 = 1,662,123 : x
2. Step 2: Convert to fraction form
   1,069,986/1,662,123 = 1,662,123/x
3. Step 3: Cross multiply
   1,069,986x = 1,662,123 × 1,662,123
4. Step 4: Simplify right side
   1,069,986x = 2,762,652,867,129
5. Step 5: Solve for x
   x = 2,762,652,867,129/1,069,986
6. Step 6: Final answer
   x = 2,581,952.35