Finding the Third Proportional to 359,800 and 528,036

Step by Step Solution

1. Step 1: Write the proportion equation
   359,800 : 528,036 = 528,036 : x
2. Step 2: Convert to fraction form
   359,800/528,036 = 528,036/x
3. Step 3: Cross multiply
   359,800x = 528,036 × 528,036
4. Step 4: Simplify right side
   359,800x = 278,822,017,296
5. Step 5: Solve for x
   x = 278,822,017,296/359,800
6. Step 6: Final answer
   x = 774,936.12