Finding the Fourth Proportional to 8,181.86, 12,263.58 and 3,499.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,181.86 : 12,263.58 = 3,499.52 : x
2. Step 2: Convert to fraction form
   8,181.86/12,263.58 = 3,499.52/x
3. Step 3: Cross multiply
   8,181.86x = 12,263.58 × 3,499.52
4. Step 4: Simplify right side
   8,181.86x = 42,916,582.16
5. Step 5: Solve for x
   x = 42,916,582.16/8,181.86
6. Step 6: Final answer
   x = 5,245.34