Finding the Fourth Proportional to 10,551.81, 15,824.52 and 3,530.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,551.81 : 15,824.52 = 3,530.02 : x
2. Step 2: Convert to fraction form
   10,551.81/15,824.52 = 3,530.02/x
3. Step 3: Cross multiply
   10,551.81x = 15,824.52 × 3,530.02
4. Step 4: Simplify right side
   10,551.81x = 55,860,872.09
5. Step 5: Solve for x
   x = 55,860,872.09/10,551.81
6. Step 6: Final answer
   x = 5,293.96