Finding the Fourth Proportional to 11,707.98, 17,563.11 and 3,387.81

Step by Step Solution

1. Step 1: Write the proportion equation
   11,707.98 : 17,563.11 = 3,387.81 : x
2. Step 2: Convert to fraction form
   11,707.98/17,563.11 = 3,387.81/x
3. Step 3: Cross multiply
   11,707.98x = 17,563.11 × 3,387.81
4. Step 4: Simplify right side
   11,707.98x = 59,500,479.69
5. Step 5: Solve for x
   x = 59,500,479.69/11,707.98
6. Step 6: Final answer
   x = 5,082.04