Finding the Fourth Proportional to 10,654.24, 14,709.16 and 9,472.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,654.24 : 14,709.16 = 9,472.05 : x
2. Step 2: Convert to fraction form
   10,654.24/14,709.16 = 9,472.05/x
3. Step 3: Cross multiply
   10,654.24x = 14,709.16 × 9,472.05
4. Step 4: Simplify right side
   10,654.24x = 139,325,869.45
5. Step 5: Solve for x
   x = 139,325,869.45/10,654.24
6. Step 6: Final answer
   x = 13,077.03