Finding the Third Proportional to 1,069,226 and 1,413,326

Step by Step Solution

1. Step 1: Write the proportion equation
   1,069,226 : 1,413,326 = 1,413,326 : x
2. Step 2: Convert to fraction form
   1,069,226/1,413,326 = 1,413,326/x
3. Step 3: Cross multiply
   1,069,226x = 1,413,326 × 1,413,326
4. Step 4: Simplify right side
   1,069,226x = 1,997,490,382,276
5. Step 5: Solve for x
   x = 1,997,490,382,276/1,069,226
6. Step 6: Final answer
   x = 1,868,164.81