Finding the Fourth Proportional to 535,061.09, 738,364.71 and 293,338.36

Step by Step Solution

1. Step 1: Write the proportion equation
   535,061.09 : 738,364.71 = 293,338.36 : x
2. Step 2: Convert to fraction form
   535,061.09/738,364.71 = 293,338.36/x
3. Step 3: Cross multiply
   535,061.09x = 738,364.71 × 293,338.36
4. Step 4: Simplify right side
   535,061.09x = 216,590,695,136.25
5. Step 5: Solve for x
   x = 216,590,695,136.25/535,061.09
6. Step 6: Final answer
   x = 404,796.20