Finding the Fourth Proportional to 13,887.27, 19,164.33 and 7,513.83

Step by Step Solution

1. Step 1: Write the proportion equation
   13,887.27 : 19,164.33 = 7,513.83 : x
2. Step 2: Convert to fraction form
   13,887.27/19,164.33 = 7,513.83/x
3. Step 3: Cross multiply
   13,887.27x = 19,164.33 × 7,513.83
4. Step 4: Simplify right side
   13,887.27x = 143,997,517.68
5. Step 5: Solve for x
   x = 143,997,517.68/13,887.27
6. Step 6: Final answer
   x = 10,369.03