Finding the Third Proportional to 723,521 and 1,575,616

Step by Step Solution

1. Step 1: Write the proportion equation
   723,521 : 1,575,616 = 1,575,616 : x
2. Step 2: Convert to fraction form
   723,521/1,575,616 = 1,575,616/x
3. Step 3: Cross multiply
   723,521x = 1,575,616 × 1,575,616
4. Step 4: Simplify right side
   723,521x = 2,482,565,779,456
5. Step 5: Solve for x
   x = 2,482,565,779,456/723,521
6. Step 6: Final answer
   x = 3,431,228.37