Finding the Fourth Proportional to 11,688.82, 17,528.91 and 3,366.03

Step by Step Solution

1. Step 1: Write the proportion equation
   11,688.82 : 17,528.91 = 3,366.03 : x
2. Step 2: Convert to fraction form
   11,688.82/17,528.91 = 3,366.03/x
3. Step 3: Cross multiply
   11,688.82x = 17,528.91 × 3,366.03
4. Step 4: Simplify right side
   11,688.82x = 59,002,836.93
5. Step 5: Solve for x
   x = 59,002,836.93/11,688.82
6. Step 6: Final answer
   x = 5,047.80