Finding the Third Proportional to 853,200 and 1,836,468

Step by Step Solution

1. Step 1: Write the proportion equation
   853,200 : 1,836,468 = 1,836,468 : x
2. Step 2: Convert to fraction form
   853,200/1,836,468 = 1,836,468/x
3. Step 3: Cross multiply
   853,200x = 1,836,468 × 1,836,468
4. Step 4: Simplify right side
   853,200x = 3,372,614,715,024
5. Step 5: Solve for x
   x = 3,372,614,715,024/853,200
6. Step 6: Final answer
   x = 3,952,900.51