Finding the Third Proportional to 1,191,537 and 2,553,642

Step by Step Solution

1. Step 1: Write the proportion equation
   1,191,537 : 2,553,642 = 2,553,642 : x
2. Step 2: Convert to fraction form
   1,191,537/2,553,642 = 2,553,642/x
3. Step 3: Cross multiply
   1,191,537x = 2,553,642 × 2,553,642
4. Step 4: Simplify right side
   1,191,537x = 6,521,087,464,164
5. Step 5: Solve for x
   x = 6,521,087,464,164/1,191,537
6. Step 6: Final answer
   x = 5,472,836.73