Finding the Fourth Proportional to 10,824.78, 14,944.50 and 7,472.46

Step by Step Solution

1. Step 1: Write the proportion equation
   10,824.78 : 14,944.50 = 7,472.46 : x
2. Step 2: Convert to fraction form
   10,824.78/14,944.50 = 7,472.46/x
3. Step 3: Cross multiply
   10,824.78x = 14,944.50 × 7,472.46
4. Step 4: Simplify right side
   10,824.78x = 111,672,178.47
5. Step 5: Solve for x
   x = 111,672,178.47/10,824.78
6. Step 6: Final answer
   x = 10,316.35