Finding the Fourth Proportional to 474,404.71, 654,685.88 and 259,548.37

Step by Step Solution

1. Step 1: Write the proportion equation
   474,404.71 : 654,685.88 = 259,548.37 : x
2. Step 2: Convert to fraction form
   474,404.71/654,685.88 = 259,548.37/x
3. Step 3: Cross multiply
   474,404.71x = 654,685.88 × 259,548.37
4. Step 4: Simplify right side
   474,404.71x = 169,922,653,016.02
5. Step 5: Solve for x
   x = 169,922,653,016.02/474,404.71
6. Step 6: Final answer
   x = 358,180.79