Finding the Third Proportional to 720,080 and 1,575,776

Step by Step Solution

1. Step 1: Write the proportion equation
   720,080 : 1,575,776 = 1,575,776 : x
2. Step 2: Convert to fraction form
   720,080/1,575,776 = 1,575,776/x
3. Step 3: Cross multiply
   720,080x = 1,575,776 × 1,575,776
4. Step 4: Simplify right side
   720,080x = 2,483,070,002,176
5. Step 5: Solve for x
   x = 2,483,070,002,176/720,080
6. Step 6: Final answer
   x = 3,448,325.19