Finding the Fourth Proportional to 9,392.32, 12,960.64 and 5,410.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,392.32 : 12,960.64 = 5,410.76 : x
2. Step 2: Convert to fraction form
   9,392.32/12,960.64 = 5,410.76/x
3. Step 3: Cross multiply
   9,392.32x = 12,960.64 × 5,410.76
4. Step 4: Simplify right side
   9,392.32x = 70,126,912.49
5. Step 5: Solve for x
   x = 70,126,912.49/9,392.32
6. Step 6: Final answer
   x = 7,466.41