Finding the Third Proportional to 723,860 and 1,576,216

Step by Step Solution

1. Step 1: Write the proportion equation
   723,860 : 1,576,216 = 1,576,216 : x
2. Step 2: Convert to fraction form
   723,860/1,576,216 = 1,576,216/x
3. Step 3: Cross multiply
   723,860x = 1,576,216 × 1,576,216
4. Step 4: Simplify right side
   723,860x = 2,484,456,878,656
5. Step 5: Solve for x
   x = 2,484,456,878,656/723,860
6. Step 6: Final answer
   x = 3,432,233.97