Finding the Third Proportional to 1,048,129 and 1,662,338

Step by Step Solution

1. Step 1: Write the proportion equation
   1,048,129 : 1,662,338 = 1,662,338 : x
2. Step 2: Convert to fraction form
   1,048,129/1,662,338 = 1,662,338/x
3. Step 3: Cross multiply
   1,048,129x = 1,662,338 × 1,662,338
4. Step 4: Simplify right side
   1,048,129x = 2,763,367,626,244
5. Step 5: Solve for x
   x = 2,763,367,626,244/1,048,129
6. Step 6: Final answer
   x = 2,636,476.64