Finding the Fourth Proportional to 2,667.72, 3,681.82 and 1,924.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,667.72 : 3,681.82 = 1,924.12 : x
2. Step 2: Convert to fraction form
   2,667.72/3,681.82 = 1,924.12/x
3. Step 3: Cross multiply
   2,667.72x = 3,681.82 × 1,924.12
4. Step 4: Simplify right side
   2,667.72x = 7,084,263.50
5. Step 5: Solve for x
   x = 7,084,263.50/2,667.72
6. Step 6: Final answer
   x = 2,655.55