Finding the Fourth Proportional to 3,388.86, 5,069.25 and 3,181.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,388.86 : 5,069.25 = 3,181.50 : x
2. Step 2: Convert to fraction form
   3,388.86/5,069.25 = 3,181.50/x
3. Step 3: Cross multiply
   3,388.86x = 5,069.25 × 3,181.50
4. Step 4: Simplify right side
   3,388.86x = 16,127,818.88
5. Step 5: Solve for x
   x = 16,127,818.88/3,388.86
6. Step 6: Final answer
   x = 4,759.07