Finding the Third Proportional to 260,822.50 and 571,460

Step by Step Solution

1. Step 1: Write the proportion equation
   260,822.50 : 571,460 = 571,460 : x
2. Step 2: Convert to fraction form
   260,822.50/571,460 = 571,460/x
3. Step 3: Cross multiply
   260,822.50x = 571,460 × 571,460
4. Step 4: Simplify right side
   260,822.50x = 326,566,531,600
5. Step 5: Solve for x
   x = 326,566,531,600/260,822.50
6. Step 6: Final answer
   x = 1,252,064.26