Finding the Fourth Proportional to 11,746.72, 16,221.36 and 7,562.24

Step by Step Solution

1. Step 1: Write the proportion equation
   11,746.72 : 16,221.36 = 7,562.24 : x
2. Step 2: Convert to fraction form
   11,746.72/16,221.36 = 7,562.24/x
3. Step 3: Cross multiply
   11,746.72x = 16,221.36 × 7,562.24
4. Step 4: Simplify right side
   11,746.72x = 122,669,817.45
5. Step 5: Solve for x
   x = 122,669,817.45/11,746.72
6. Step 6: Final answer
   x = 10,442.90