Finding the Third Proportional to 628,866 and 1,357,308.56

Step by Step Solution

1. Step 1: Write the proportion equation
   628,866 : 1,357,308.56 = 1,357,308.56 : x
2. Step 2: Convert to fraction form
   628,866/1,357,308.56 = 1,357,308.56/x
3. Step 3: Cross multiply
   628,866x = 1,357,308.56 × 1,357,308.56
4. Step 4: Simplify right side
   628,866x = 1,842,286,533,835.82
5. Step 5: Solve for x
   x = 1,842,286,533,835.82/628,866
6. Step 6: Final answer
   x = 2,929,537.51