Finding the Third Proportional to 1,251,600 and 2,658,336

Step by Step Solution

1. Step 1: Write the proportion equation
   1,251,600 : 2,658,336 = 2,658,336 : x
2. Step 2: Convert to fraction form
   1,251,600/2,658,336 = 2,658,336/x
3. Step 3: Cross multiply
   1,251,600x = 2,658,336 × 2,658,336
4. Step 4: Simplify right side
   1,251,600x = 7,066,750,288,896
5. Step 5: Solve for x
   x = 7,066,750,288,896/1,251,600
6. Step 6: Final answer
   x = 5,646,173.13