Finding the Third Proportional to 1,191,542 and 2,553,656

Step by Step Solution

1. Step 1: Write the proportion equation
   1,191,542 : 2,553,656 = 2,553,656 : x
2. Step 2: Convert to fraction form
   1,191,542/2,553,656 = 2,553,656/x
3. Step 3: Cross multiply
   1,191,542x = 2,553,656 × 2,553,656
4. Step 4: Simplify right side
   1,191,542x = 6,521,158,966,336
5. Step 5: Solve for x
   x = 6,521,158,966,336/1,191,542
6. Step 6: Final answer
   x = 5,472,873.78