Finding the Fourth Proportional to 11,501.87, 15,879.83 and 7,529.69

Step by Step Solution

1. Step 1: Write the proportion equation
   11,501.87 : 15,879.83 = 7,529.69 : x
2. Step 2: Convert to fraction form
   11,501.87/15,879.83 = 7,529.69/x
3. Step 3: Cross multiply
   11,501.87x = 15,879.83 × 7,529.69
4. Step 4: Simplify right side
   11,501.87x = 119,570,080.11
5. Step 5: Solve for x
   x = 119,570,080.11/11,501.87
6. Step 6: Final answer
   x = 10,395.71