Finding the Fourth Proportional to 9,654.92, 13,323.72 and 5,405.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,654.92 : 13,323.72 = 5,405.96 : x
2. Step 2: Convert to fraction form
   9,654.92/13,323.72 = 5,405.96/x
3. Step 3: Cross multiply
   9,654.92x = 13,323.72 × 5,405.96
4. Step 4: Simplify right side
   9,654.92x = 72,027,530.68
5. Step 5: Solve for x
   x = 72,027,530.68/9,654.92
6. Step 6: Final answer
   x = 7,460.19