Finding the Fourth Proportional to 5,112.16, 7,054.46 and 2,874.00

Step by Step Solution

1. Step 1: Write the proportion equation
   5,112.16 : 7,054.46 = 2,874.00 : x
2. Step 2: Convert to fraction form
   5,112.16/7,054.46 = 2,874.00/x
3. Step 3: Cross multiply
   5,112.16x = 7,054.46 × 2,874.00
4. Step 4: Simplify right side
   5,112.16x = 20,274,540.90
5. Step 5: Solve for x
   x = 20,274,540.90/5,112.16
6. Step 6: Final answer
   x = 3,965.95