Finding the Third Proportional to 727,476 and 1,580,856

Step by Step Solution

1. Step 1: Write the proportion equation
   727,476 : 1,580,856 = 1,580,856 : x
2. Step 2: Convert to fraction form
   727,476/1,580,856 = 1,580,856/x
3. Step 3: Cross multiply
   727,476x = 1,580,856 × 1,580,856
4. Step 4: Simplify right side
   727,476x = 2,499,105,692,736
5. Step 5: Solve for x
   x = 2,499,105,692,736/727,476
6. Step 6: Final answer
   x = 3,435,310.16