Finding the Third Proportional to 259,402.50 and 568,012.50

Step by Step Solution

1. Step 1: Write the proportion equation
   259,402.50 : 568,012.50 = 568,012.50 : x
2. Step 2: Convert to fraction form
   259,402.50/568,012.50 = 568,012.50/x
3. Step 3: Cross multiply
   259,402.50x = 568,012.50 × 568,012.50
4. Step 4: Simplify right side
   259,402.50x = 322,638,200,156.25
5. Step 5: Solve for x
   x = 322,638,200,156.25/259,402.50
6. Step 6: Final answer
   x = 1,243,774.44