Finding the Fourth Proportional to 9,388.96, 12,957.99 and 5,410.24

Step by Step Solution

1. Step 1: Write the proportion equation
   9,388.96 : 12,957.99 = 5,410.24 : x
2. Step 2: Convert to fraction form
   9,388.96/12,957.99 = 5,410.24/x
3. Step 3: Cross multiply
   9,388.96x = 12,957.99 × 5,410.24
4. Step 4: Simplify right side
   9,388.96x = 70,105,835.82
5. Step 5: Solve for x
   x = 70,105,835.82/9,388.96
6. Step 6: Final answer
   x = 7,466.84