Finding the Third Proportional to 565,167 and 853,510.50

Step by Step Solution

1. Step 1: Write the proportion equation
   565,167 : 853,510.50 = 853,510.50 : x
2. Step 2: Convert to fraction form
   565,167/853,510.50 = 853,510.50/x
3. Step 3: Cross multiply
   565,167x = 853,510.50 × 853,510.50
4. Step 4: Simplify right side
   565,167x = 728,480,173,610.25
5. Step 5: Solve for x
   x = 728,480,173,610.25/565,167
6. Step 6: Final answer
   x = 1,288,964.45