Finding the Fourth Proportional to 3,518.37, 5,274.98 and 1,667.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,518.37 : 5,274.98 = 1,667.32 : x
2. Step 2: Convert to fraction form
   3,518.37/5,274.98 = 1,667.32/x
3. Step 3: Cross multiply
   3,518.37x = 5,274.98 × 1,667.32
4. Step 4: Simplify right side
   3,518.37x = 8,795,079.65
5. Step 5: Solve for x
   x = 8,795,079.65/3,518.37
6. Step 6: Final answer
   x = 2,499.76