Finding the Fourth Proportional to 10,124.22, 15,181.32 and 3,549.45

Step by Step Solution

1. Step 1: Write the proportion equation
   10,124.22 : 15,181.32 = 3,549.45 : x
2. Step 2: Convert to fraction form
   10,124.22/15,181.32 = 3,549.45/x
3. Step 3: Cross multiply
   10,124.22x = 15,181.32 × 3,549.45
4. Step 4: Simplify right side
   10,124.22x = 53,885,336.27
5. Step 5: Solve for x
   x = 53,885,336.27/10,124.22
6. Step 6: Final answer
   x = 5,322.42