Finding the Fourth Proportional to 11,383.72, 17,071.48 and 4,810.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,383.72 : 17,071.48 = 4,810.42 : x
2. Step 2: Convert to fraction form
   11,383.72/17,071.48 = 4,810.42/x
3. Step 3: Cross multiply
   11,383.72x = 17,071.48 × 4,810.42
4. Step 4: Simplify right side
   11,383.72x = 82,120,934.12
5. Step 5: Solve for x
   x = 82,120,934.12/11,383.72
6. Step 6: Final answer
   x = 7,213.89