Finding the Third Proportional to 579,096 and 872,896.50

Step by Step Solution

1. Step 1: Write the proportion equation
   579,096 : 872,896.50 = 872,896.50 : x
2. Step 2: Convert to fraction form
   579,096/872,896.50 = 872,896.50/x
3. Step 3: Cross multiply
   579,096x = 872,896.50 × 872,896.50
4. Step 4: Simplify right side
   579,096x = 761,948,299,712.25
5. Step 5: Solve for x
   x = 761,948,299,712.25/579,096
6. Step 6: Final answer
   x = 1,315,754.73