Finding the Third Proportional to 526,902 and 1,243,412

Step by Step Solution

1. Step 1: Write the proportion equation
   526,902 : 1,243,412 = 1,243,412 : x
2. Step 2: Convert to fraction form
   526,902/1,243,412 = 1,243,412/x
3. Step 3: Cross multiply
   526,902x = 1,243,412 × 1,243,412
4. Step 4: Simplify right side
   526,902x = 1,546,073,401,744
5. Step 5: Solve for x
   x = 1,546,073,401,744/526,902
6. Step 6: Final answer
   x = 2,934,271.27