Finding the Fourth Proportional to 13,066.38, 19,599.53 and 5,273.37

Step by Step Solution

1. Step 1: Write the proportion equation
   13,066.38 : 19,599.53 = 5,273.37 : x
2. Step 2: Convert to fraction form
   13,066.38/19,599.53 = 5,273.37/x
3. Step 3: Cross multiply
   13,066.38x = 19,599.53 × 5,273.37
4. Step 4: Simplify right side
   13,066.38x = 103,355,547.15
5. Step 5: Solve for x
   x = 103,355,547.15/13,066.38
6. Step 6: Final answer
   x = 7,910.04