Finding the Fourth Proportional to 11,707.27, 16,142.89 and 7,451.59

Step by Step Solution

1. Step 1: Write the proportion equation
   11,707.27 : 16,142.89 = 7,451.59 : x
2. Step 2: Convert to fraction form
   11,707.27/16,142.89 = 7,451.59/x
3. Step 3: Cross multiply
   11,707.27x = 16,142.89 × 7,451.59
4. Step 4: Simplify right side
   11,707.27x = 120,290,138.71
5. Step 5: Solve for x
   x = 120,290,138.71/11,707.27
6. Step 6: Final answer
   x = 10,274.83