Finding the Fourth Proportional to 11,668.29, 17,501.72 and 4,742.61

Step by Step Solution

1. Step 1: Write the proportion equation
   11,668.29 : 17,501.72 = 4,742.61 : x
2. Step 2: Convert to fraction form
   11,668.29/17,501.72 = 4,742.61/x
3. Step 3: Cross multiply
   11,668.29x = 17,501.72 × 4,742.61
4. Step 4: Simplify right side
   11,668.29x = 83,003,808.58
5. Step 5: Solve for x
   x = 83,003,808.58/11,668.29
6. Step 6: Final answer
   x = 7,113.62