Finding the Third Proportional to 1,149,640 and 2,418,376

Step by Step Solution

1. Step 1: Write the proportion equation
   1,149,640 : 2,418,376 = 2,418,376 : x
2. Step 2: Convert to fraction form
   1,149,640/2,418,376 = 2,418,376/x
3. Step 3: Cross multiply
   1,149,640x = 2,418,376 × 2,418,376
4. Step 4: Simplify right side
   1,149,640x = 5,848,542,477,376
5. Step 5: Solve for x
   x = 5,848,542,477,376/1,149,640
6. Step 6: Final answer
   x = 5,087,281.65