Finding the Fourth Proportional to 502,227.33, 693,078.82 and 272,786.85

Step by Step Solution

1. Step 1: Write the proportion equation
   502,227.33 : 693,078.82 = 272,786.85 : x
2. Step 2: Convert to fraction form
   502,227.33/693,078.82 = 272,786.85/x
3. Step 3: Cross multiply
   502,227.33x = 693,078.82 × 272,786.85
4. Step 4: Simplify right side
   502,227.33x = 189,062,788,109.52
5. Step 5: Solve for x
   x = 189,062,788,109.52/502,227.33
6. Step 6: Final answer
   x = 376,448.63