Finding the Third Proportional to 630,402 and 1,365,812

Step by Step Solution

1. Step 1: Write the proportion equation
   630,402 : 1,365,812 = 1,365,812 : x
2. Step 2: Convert to fraction form
   630,402/1,365,812 = 1,365,812/x
3. Step 3: Cross multiply
   630,402x = 1,365,812 × 1,365,812
4. Step 4: Simplify right side
   630,402x = 1,865,442,419,344
5. Step 5: Solve for x
   x = 1,865,442,419,344/630,402
6. Step 6: Final answer
   x = 2,959,131.51