Finding the Fourth Proportional to 11,583.48, 15,973.25 and 9,910.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,583.48 : 15,973.25 = 9,910.42 : x
2. Step 2: Convert to fraction form
   11,583.48/15,973.25 = 9,910.42/x
3. Step 3: Cross multiply
   11,583.48x = 15,973.25 × 9,910.42
4. Step 4: Simplify right side
   11,583.48x = 158,301,661.01
5. Step 5: Solve for x
   x = 158,301,661.01/11,583.48
6. Step 6: Final answer
   x = 13,666.16