Finding the Fourth Proportional to 11,006.72, 16,499.22 and 7,046.70

Step by Step Solution

1. Step 1: Write the proportion equation
   11,006.72 : 16,499.22 = 7,046.70 : x
2. Step 2: Convert to fraction form
   11,006.72/16,499.22 = 7,046.70/x
3. Step 3: Cross multiply
   11,006.72x = 16,499.22 × 7,046.70
4. Step 4: Simplify right side
   11,006.72x = 116,265,058.08
5. Step 5: Solve for x
   x = 116,265,058.08/11,006.72
6. Step 6: Final answer
   x = 10,563.10