Finding the Fourth Proportional to 9,659.94, 13,329.61 and 5,410.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,659.94 : 13,329.61 = 5,410.41 : x
2. Step 2: Convert to fraction form
   9,659.94/13,329.61 = 5,410.41/x
3. Step 3: Cross multiply
   9,659.94x = 13,329.61 × 5,410.41
4. Step 4: Simplify right side
   9,659.94x = 72,118,641.71
5. Step 5: Solve for x
   x = 72,118,641.71/9,659.94
6. Step 6: Final answer
   x = 7,465.74