Finding the Fourth Proportional to 3,667.08, 5,060.70 and 2,621.64

Step by Step Solution

1. Step 1: Write the proportion equation
   3,667.08 : 5,060.70 = 2,621.64 : x
2. Step 2: Convert to fraction form
   3,667.08/5,060.70 = 2,621.64/x
3. Step 3: Cross multiply
   3,667.08x = 5,060.70 × 2,621.64
4. Step 4: Simplify right side
   3,667.08x = 13,267,333.55
5. Step 5: Solve for x
   x = 13,267,333.55/3,667.08
6. Step 6: Final answer
   x = 3,617.96