Finding the Fourth Proportional to 806,265.24, 1,209,354.12 and 245,256

Step by Step Solution

1. Step 1: Write the proportion equation
   806,265.24 : 1,209,354.12 = 245,256 : x
2. Step 2: Convert to fraction form
   806,265.24/1,209,354.12 = 245,256/x
3. Step 3: Cross multiply
   806,265.24x = 1,209,354.12 × 245,256
4. Step 4: Simplify right side
   806,265.24x = 296,601,354,054.72
5. Step 5: Solve for x
   x = 296,601,354,054.72/806,265.24
6. Step 6: Final answer
   x = 367,870.69