Finding the Fourth Proportional to 503,061.49, 694,361.33 and 296,510.28

Step by Step Solution

1. Step 1: Write the proportion equation
   503,061.49 : 694,361.33 = 296,510.28 : x
2. Step 2: Convert to fraction form
   503,061.49/694,361.33 = 296,510.28/x
3. Step 3: Cross multiply
   503,061.49x = 694,361.33 × 296,510.28
4. Step 4: Simplify right side
   503,061.49x = 205,885,272,379.47
5. Step 5: Solve for x
   x = 205,885,272,379.47/503,061.49
6. Step 6: Final answer
   x = 409,264.63