Finding the Third Proportional to 1,191,557 and 2,553,682

Step by Step Solution

1. Step 1: Write the proportion equation
   1,191,557 : 2,553,682 = 2,553,682 : x
2. Step 2: Convert to fraction form
   1,191,557/2,553,682 = 2,553,682/x
3. Step 3: Cross multiply
   1,191,557x = 2,553,682 × 2,553,682
4. Step 4: Simplify right side
   1,191,557x = 6,521,291,757,124
5. Step 5: Solve for x
   x = 6,521,291,757,124/1,191,557
6. Step 6: Final answer
   x = 5,472,916.32