Finding the Third Proportional to 715,724 and 1,560,056

Step by Step Solution

1. Step 1: Write the proportion equation
   715,724 : 1,560,056 = 1,560,056 : x
2. Step 2: Convert to fraction form
   715,724/1,560,056 = 1,560,056/x
3. Step 3: Cross multiply
   715,724x = 1,560,056 × 1,560,056
4. Step 4: Simplify right side
   715,724x = 2,433,774,723,136
5. Step 5: Solve for x
   x = 2,433,774,723,136/715,724
6. Step 6: Final answer
   x = 3,400,437.49