Finding the Third Proportional to 1,284,488 and 2,000,253

Step by Step Solution

1. Step 1: Write the proportion equation
   1,284,488 : 2,000,253 = 2,000,253 : x
2. Step 2: Convert to fraction form
   1,284,488/2,000,253 = 2,000,253/x
3. Step 3: Cross multiply
   1,284,488x = 2,000,253 × 2,000,253
4. Step 4: Simplify right side
   1,284,488x = 4,001,012,064,009
5. Step 5: Solve for x
   x = 4,001,012,064,009/1,284,488
6. Step 6: Final answer
   x = 3,114,869.16