Finding the Third Proportional to 566,325 and 857,722.50

Step by Step Solution

1. Step 1: Write the proportion equation
   566,325 : 857,722.50 = 857,722.50 : x
2. Step 2: Convert to fraction form
   566,325/857,722.50 = 857,722.50/x
3. Step 3: Cross multiply
   566,325x = 857,722.50 × 857,722.50
4. Step 4: Simplify right side
   566,325x = 735,687,887,006.25
5. Step 5: Solve for x
   x = 735,687,887,006.25/566,325
6. Step 6: Final answer
   x = 1,299,056.00