Finding the Fourth Proportional to 11,506.56, 15,863.76 and 7,520.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,506.56 : 15,863.76 = 7,520.82 : x
2. Step 2: Convert to fraction form
   11,506.56/15,863.76 = 7,520.82/x
3. Step 3: Cross multiply
   11,506.56x = 15,863.76 × 7,520.82
4. Step 4: Simplify right side
   11,506.56x = 119,308,483.48
5. Step 5: Solve for x
   x = 119,308,483.48/11,506.56
6. Step 6: Final answer
   x = 10,368.74