Finding the Third Proportional to 1,427,496 and 2,087,640

Step by Step Solution

1. Step 1: Write the proportion equation
   1,427,496 : 2,087,640 = 2,087,640 : x
2. Step 2: Convert to fraction form
   1,427,496/2,087,640 = 2,087,640/x
3. Step 3: Cross multiply
   1,427,496x = 2,087,640 × 2,087,640
4. Step 4: Simplify right side
   1,427,496x = 4,358,240,769,600
5. Step 5: Solve for x
   x = 4,358,240,769,600/1,427,496
6. Step 6: Final answer
   x = 3,053,066.89