Finding the Fourth Proportional to 502,456.88, 693,382.56 and 276,097.52

Step by Step Solution

1. Step 1: Write the proportion equation
   502,456.88 : 693,382.56 = 276,097.52 : x
2. Step 2: Convert to fraction form
   502,456.88/693,382.56 = 276,097.52/x
3. Step 3: Cross multiply
   502,456.88x = 693,382.56 × 276,097.52
4. Step 4: Simplify right side
   502,456.88x = 191,441,205,227.25
5. Step 5: Solve for x
   x = 191,441,205,227.25/502,456.88
6. Step 6: Final answer
   x = 381,010.22