Finding the Fourth Proportional to 535,061.36, 738,393 and 293,366

Step by Step Solution

1. Step 1: Write the proportion equation
   535,061.36 : 738,393 = 293,366 : x
2. Step 2: Convert to fraction form
   535,061.36/738,393 = 293,366/x
3. Step 3: Cross multiply
   535,061.36x = 738,393 × 293,366
4. Step 4: Simplify right side
   535,061.36x = 216,619,400,838
5. Step 5: Solve for x
   x = 216,619,400,838/535,061.36
6. Step 6: Final answer
   x = 404,849.64