Finding the Fourth Proportional to 11,156.16, 16,723.61 and 3,756.81

Step by Step Solution

1. Step 1: Write the proportion equation
   11,156.16 : 16,723.61 = 3,756.81 : x
2. Step 2: Convert to fraction form
   11,156.16/16,723.61 = 3,756.81/x
3. Step 3: Cross multiply
   11,156.16x = 16,723.61 × 3,756.81
4. Step 4: Simplify right side
   11,156.16x = 62,827,406.50
5. Step 5: Solve for x
   x = 62,827,406.50/11,156.16
6. Step 6: Final answer
   x = 5,631.63