Finding the Third Proportional to 1,376,376 and 2,072,520

Step by Step Solution

1. Step 1: Write the proportion equation
   1,376,376 : 2,072,520 = 2,072,520 : x
2. Step 2: Convert to fraction form
   1,376,376/2,072,520 = 2,072,520/x
3. Step 3: Cross multiply
   1,376,376x = 2,072,520 × 2,072,520
4. Step 4: Simplify right side
   1,376,376x = 4,295,339,150,400
5. Step 5: Solve for x
   x = 4,295,339,150,400/1,376,376
6. Step 6: Final answer
   x = 3,120,759.99