Finding the Third Proportional to 630,470 and 1,368,108

Step by Step Solution

1. Step 1: Write the proportion equation
   630,470 : 1,368,108 = 1,368,108 : x
2. Step 2: Convert to fraction form
   630,470/1,368,108 = 1,368,108/x
3. Step 3: Cross multiply
   630,470x = 1,368,108 × 1,368,108
4. Step 4: Simplify right side
   630,470x = 1,871,719,499,664
5. Step 5: Solve for x
   x = 1,871,719,499,664/630,470
6. Step 6: Final answer
   x = 2,968,768.54