Finding the Third Proportional to 630,472 and 1,368,112

Step by Step Solution

1. Step 1: Write the proportion equation
   630,472 : 1,368,112 = 1,368,112 : x
2. Step 2: Convert to fraction form
   630,472/1,368,112 = 1,368,112/x
3. Step 3: Cross multiply
   630,472x = 1,368,112 × 1,368,112
4. Step 4: Simplify right side
   630,472x = 1,871,730,444,544
5. Step 5: Solve for x
   x = 1,871,730,444,544/630,472
6. Step 6: Final answer
   x = 2,968,776.48