Finding the Third Proportional to 1,144,716 and 1,812,207

Step by Step Solution

1. Step 1: Write the proportion equation
   1,144,716 : 1,812,207 = 1,812,207 : x
2. Step 2: Convert to fraction form
   1,144,716/1,812,207 = 1,812,207/x
3. Step 3: Cross multiply
   1,144,716x = 1,812,207 × 1,812,207
4. Step 4: Simplify right side
   1,144,716x = 3,284,094,210,849
5. Step 5: Solve for x
   x = 3,284,094,210,849/1,144,716
6. Step 6: Final answer
   x = 2,868,916.14