Finding the Fourth Proportional to 535,061.94, 738,365.88 and 293,339.21

Step by Step Solution

1. Step 1: Write the proportion equation
   535,061.94 : 738,365.88 = 293,339.21 : x
2. Step 2: Convert to fraction form
   535,061.94/738,365.88 = 293,339.21/x
3. Step 3: Cross multiply
   535,061.94x = 738,365.88 × 293,339.21
4. Step 4: Simplify right side
   535,061.94x = 216,591,659,688.31
5. Step 5: Solve for x
   x = 216,591,659,688.31/535,061.94
6. Step 6: Final answer
   x = 404,797.36