Finding the Third Proportional to 1,358,631 and 2,776,248

Step by Step Solution

1. Step 1: Write the proportion equation
   1,358,631 : 2,776,248 = 2,776,248 : x
2. Step 2: Convert to fraction form
   1,358,631/2,776,248 = 2,776,248/x
3. Step 3: Cross multiply
   1,358,631x = 2,776,248 × 2,776,248
4. Step 4: Simplify right side
   1,358,631x = 7,707,552,957,504
5. Step 5: Solve for x
   x = 7,707,552,957,504/1,358,631
6. Step 6: Final answer
   x = 5,673,028.92