Finding the Fourth Proportional to 8,417.69, 11,607.81 and 5,584.07

Step by Step Solution

1. Step 1: Write the proportion equation
   8,417.69 : 11,607.81 = 5,584.07 : x
2. Step 2: Convert to fraction form
   8,417.69/11,607.81 = 5,584.07/x
3. Step 3: Cross multiply
   8,417.69x = 11,607.81 × 5,584.07
4. Step 4: Simplify right side
   8,417.69x = 64,818,823.59
5. Step 5: Solve for x
   x = 64,818,823.59/8,417.69
6. Step 6: Final answer
   x = 7,700.31