Finding the Fourth Proportional to 11,349.34, 15,661.02 and 10,513.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,349.34 : 15,661.02 = 10,513.42 : x
2. Step 2: Convert to fraction form
   11,349.34/15,661.02 = 10,513.42/x
3. Step 3: Cross multiply
   11,349.34x = 15,661.02 × 10,513.42
4. Step 4: Simplify right side
   11,349.34x = 164,650,880.89
5. Step 5: Solve for x
   x = 164,650,880.89/11,349.34
6. Step 6: Final answer
   x = 14,507.53