Finding the Third Proportional to 886,699 and 1,375,791

Step by Step Solution

1. Step 1: Write the proportion equation
   886,699 : 1,375,791 = 1,375,791 : x
2. Step 2: Convert to fraction form
   886,699/1,375,791 = 1,375,791/x
3. Step 3: Cross multiply
   886,699x = 1,375,791 × 1,375,791
4. Step 4: Simplify right side
   886,699x = 1,892,800,875,681
5. Step 5: Solve for x
   x = 1,892,800,875,681/886,699
6. Step 6: Final answer
   x = 2,134,659.99