Finding the Fourth Proportional to 369,792.82, 510,275.73 and 208,656.82

Step by Step Solution

1. Step 1: Write the proportion equation
   369,792.82 : 510,275.73 = 208,656.82 : x
2. Step 2: Convert to fraction form
   369,792.82/510,275.73 = 208,656.82/x
3. Step 3: Cross multiply
   369,792.82x = 510,275.73 × 208,656.82
4. Step 4: Simplify right side
   369,792.82x = 106,472,511,144.98
5. Step 5: Solve for x
   x = 106,472,511,144.98/369,792.82
6. Step 6: Final answer
   x = 287,924.77