Finding the Fourth Proportional to 12,464.42, 18,699.71 and 3,699.32

Step by Step Solution

1. Step 1: Write the proportion equation
   12,464.42 : 18,699.71 = 3,699.32 : x
2. Step 2: Convert to fraction form
   12,464.42/18,699.71 = 3,699.32/x
3. Step 3: Cross multiply
   12,464.42x = 18,699.71 × 3,699.32
4. Step 4: Simplify right side
   12,464.42x = 69,176,099.20
5. Step 5: Solve for x
   x = 69,176,099.20/12,464.42
6. Step 6: Final answer
   x = 5,549.89