Finding the Fourth Proportional to 2,667.18, 3,681.45 and 1,548.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,667.18 : 3,681.45 = 1,548.48 : x
2. Step 2: Convert to fraction form
   2,667.18/3,681.45 = 1,548.48/x
3. Step 3: Cross multiply
   2,667.18x = 3,681.45 × 1,548.48
4. Step 4: Simplify right side
   2,667.18x = 5,700,643.95
5. Step 5: Solve for x
   x = 5,700,643.95/2,667.18
6. Step 6: Final answer
   x = 2,137.33