Finding the Fourth Proportional to 10,810.12, 16,217.10 and 3,693.97

Step by Step Solution

1. Step 1: Write the proportion equation
   10,810.12 : 16,217.10 = 3,693.97 : x
2. Step 2: Convert to fraction form
   10,810.12/16,217.10 = 3,693.97/x
3. Step 3: Cross multiply
   10,810.12x = 16,217.10 × 3,693.97
4. Step 4: Simplify right side
   10,810.12x = 59,905,480.89
5. Step 5: Solve for x
   x = 59,905,480.89/10,810.12
6. Step 6: Final answer
   x = 5,541.61