Finding the Fourth Proportional to 469,417.82, 647,796.74 and 254,557.82

Step by Step Solution

1. Step 1: Write the proportion equation
   469,417.82 : 647,796.74 = 254,557.82 : x
2. Step 2: Convert to fraction form
   469,417.82/647,796.74 = 254,557.82/x
3. Step 3: Cross multiply
   469,417.82x = 647,796.74 × 254,557.82
4. Step 4: Simplify right side
   469,417.82x = 164,901,721,425.73
5. Step 5: Solve for x
   x = 164,901,721,425.73/469,417.82
6. Step 6: Final answer
   x = 351,289.87