Finding the Third Proportional to 1,067,792 and 1,438,248

Step by Step Solution

1. Step 1: Write the proportion equation
   1,067,792 : 1,438,248 = 1,438,248 : x
2. Step 2: Convert to fraction form
   1,067,792/1,438,248 = 1,438,248/x
3. Step 3: Cross multiply
   1,067,792x = 1,438,248 × 1,438,248
4. Step 4: Simplify right side
   1,067,792x = 2,068,557,309,504
5. Step 5: Solve for x
   x = 2,068,557,309,504/1,067,792
6. Step 6: Final answer
   x = 1,937,228.70