Finding the Fourth Proportional to 825,196.56, 1,237,805.73 and 264,231.06

Step by Step Solution

1. Step 1: Write the proportion equation
   825,196.56 : 1,237,805.73 = 264,231.06 : x
2. Step 2: Convert to fraction form
   825,196.56/1,237,805.73 = 264,231.06/x
3. Step 3: Cross multiply
   825,196.56x = 1,237,805.73 × 264,231.06
4. Step 4: Simplify right side
   825,196.56x = 327,066,720,111.97
5. Step 5: Solve for x
   x = 327,066,720,111.97/825,196.56
6. Step 6: Final answer
   x = 396,350.08