Finding the Third Proportional to 1,284,464 and 2,000,217

Step by Step Solution

1. Step 1: Write the proportion equation
   1,284,464 : 2,000,217 = 2,000,217 : x
2. Step 2: Convert to fraction form
   1,284,464/2,000,217 = 2,000,217/x
3. Step 3: Cross multiply
   1,284,464x = 2,000,217 × 2,000,217
4. Step 4: Simplify right side
   1,284,464x = 4,000,868,047,089
5. Step 5: Solve for x
   x = 4,000,868,047,089/1,284,464
6. Step 6: Final answer
   x = 3,114,815.24