Finding the Third Proportional to 333,860 and 722,056

Step by Step Solution

1. Step 1: Write the proportion equation
   333,860 : 722,056 = 722,056 : x
2. Step 2: Convert to fraction form
   333,860/722,056 = 722,056/x
3. Step 3: Cross multiply
   333,860x = 722,056 × 722,056
4. Step 4: Simplify right side
   333,860x = 521,364,867,136
5. Step 5: Solve for x
   x = 521,364,867,136/333,860
6. Step 6: Final answer
   x = 1,561,627.23