Finding the Fourth Proportional to 13,196.55, 18,210.51 and 10,047.27

Step by Step Solution

1. Step 1: Write the proportion equation
   13,196.55 : 18,210.51 = 10,047.27 : x
2. Step 2: Convert to fraction form
   13,196.55/18,210.51 = 10,047.27/x
3. Step 3: Cross multiply
   13,196.55x = 18,210.51 × 10,047.27
4. Step 4: Simplify right side
   13,196.55x = 182,965,910.81
5. Step 5: Solve for x
   x = 182,965,910.81/13,196.55
6. Step 6: Final answer
   x = 13,864.68