Finding the Fourth Proportional to 11,190.34, 16,784.56 and 5,265.83

Step by Step Solution

1. Step 1: Write the proportion equation
   11,190.34 : 16,784.56 = 5,265.83 : x
2. Step 2: Convert to fraction form
   11,190.34/16,784.56 = 5,265.83/x
3. Step 3: Cross multiply
   11,190.34x = 16,784.56 × 5,265.83
4. Step 4: Simplify right side
   11,190.34x = 88,384,639.58
5. Step 5: Solve for x
   x = 88,384,639.58/11,190.34
6. Step 6: Final answer
   x = 7,898.30