Finding the Fourth Proportional to 13,806.33, 19,052.72 and 7,518.71

Step by Step Solution

1. Step 1: Write the proportion equation
   13,806.33 : 19,052.72 = 7,518.71 : x
2. Step 2: Convert to fraction form
   13,806.33/19,052.72 = 7,518.71/x
3. Step 3: Cross multiply
   13,806.33x = 19,052.72 × 7,518.71
4. Step 4: Simplify right side
   13,806.33x = 143,251,743.53
5. Step 5: Solve for x
   x = 143,251,743.53/13,806.33
6. Step 6: Final answer
   x = 10,375.80