Finding the Fourth Proportional to 11,061.30, 16,591.92 and 3,666.48

Step by Step Solution

1. Step 1: Write the proportion equation
   11,061.30 : 16,591.92 = 3,666.48 : x
2. Step 2: Convert to fraction form
   11,061.30/16,591.92 = 3,666.48/x
3. Step 3: Cross multiply
   11,061.30x = 16,591.92 × 3,666.48
4. Step 4: Simplify right side
   11,061.30x = 60,833,942.84
5. Step 5: Solve for x
   x = 60,833,942.84/11,061.30
6. Step 6: Final answer
   x = 5,499.71