Finding the Fourth Proportional to 2,936.78, 4,406.12 and 1,088.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,936.78 : 4,406.12 = 1,088.03 : x
2. Step 2: Convert to fraction form
   2,936.78/4,406.12 = 1,088.03/x
3. Step 3: Cross multiply
   2,936.78x = 4,406.12 × 1,088.03
4. Step 4: Simplify right side
   2,936.78x = 4,793,968.71
5. Step 5: Solve for x
   x = 4,793,968.71/2,936.78
6. Step 6: Final answer
   x = 1,632.39