Finding the Fourth Proportional to 10,191.14, 15,282.18 and 3,528.26

Step by Step Solution

1. Step 1: Write the proportion equation
   10,191.14 : 15,282.18 = 3,528.26 : x
2. Step 2: Convert to fraction form
   10,191.14/15,282.18 = 3,528.26/x
3. Step 3: Cross multiply
   10,191.14x = 15,282.18 × 3,528.26
4. Step 4: Simplify right side
   10,191.14x = 53,919,504.41
5. Step 5: Solve for x
   x = 53,919,504.41/10,191.14
6. Step 6: Final answer
   x = 5,290.82