Finding the Fourth Proportional to 2,936.63, 4,404 and 2,742.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,936.63 : 4,404 = 2,742.50 : x
2. Step 2: Convert to fraction form
   2,936.63/4,404 = 2,742.50/x
3. Step 3: Cross multiply
   2,936.63x = 4,404 × 2,742.50
4. Step 4: Simplify right side
   2,936.63x = 12,077,970
5. Step 5: Solve for x
   x = 12,077,970/2,936.63
6. Step 6: Final answer
   x = 4,112.87