Finding the Third Proportional to 721,594 and 1,557,596

Step by Step Solution

1. Step 1: Write the proportion equation
   721,594 : 1,557,596 = 1,557,596 : x
2. Step 2: Convert to fraction form
   721,594/1,557,596 = 1,557,596/x
3. Step 3: Cross multiply
   721,594x = 1,557,596 × 1,557,596
4. Step 4: Simplify right side
   721,594x = 2,426,105,299,216
5. Step 5: Solve for x
   x = 2,426,105,299,216/721,594
6. Step 6: Final answer
   x = 3,362,147.27