Finding the Fourth Proportional to 11,495.86, 15,871.55 and 7,523.69

Step by Step Solution

1. Step 1: Write the proportion equation
   11,495.86 : 15,871.55 = 7,523.69 : x
2. Step 2: Convert to fraction form
   11,495.86/15,871.55 = 7,523.69/x
3. Step 3: Cross multiply
   11,495.86x = 15,871.55 × 7,523.69
4. Step 4: Simplify right side
   11,495.86x = 119,412,505.04
5. Step 5: Solve for x
   x = 119,412,505.04/11,495.86
6. Step 6: Final answer
   x = 10,387.44