Finding the Third Proportional to 630,972 and 1,376,145

Step by Step Solution

1. Step 1: Write the proportion equation
   630,972 : 1,376,145 = 1,376,145 : x
2. Step 2: Convert to fraction form
   630,972/1,376,145 = 1,376,145/x
3. Step 3: Cross multiply
   630,972x = 1,376,145 × 1,376,145
4. Step 4: Simplify right side
   630,972x = 1,893,775,061,025
5. Step 5: Solve for x
   x = 1,893,775,061,025/630,972
6. Step 6: Final answer
   x = 3,001,361.49