Finding the Fourth Proportional to 469,419.82, 647,799.50 and 254,559.82

Step by Step Solution

1. Step 1: Write the proportion equation
   469,419.82 : 647,799.50 = 254,559.82 : x
2. Step 2: Convert to fraction form
   469,419.82/647,799.50 = 254,559.82/x
3. Step 3: Cross multiply
   469,419.82x = 647,799.50 × 254,559.82
4. Step 4: Simplify right side
   469,419.82x = 164,903,724,116.09
5. Step 5: Solve for x
   x = 164,903,724,116.09/469,419.82
6. Step 6: Final answer
   x = 351,292.63