Finding the Fourth Proportional to 7,076.25, 10,612.71 and 2,912.13

Step by Step Solution

1. Step 1: Write the proportion equation
   7,076.25 : 10,612.71 = 2,912.13 : x
2. Step 2: Convert to fraction form
   7,076.25/10,612.71 = 2,912.13/x
3. Step 3: Cross multiply
   7,076.25x = 10,612.71 × 2,912.13
4. Step 4: Simplify right side
   7,076.25x = 30,905,591.17
5. Step 5: Solve for x
   x = 30,905,591.17/7,076.25
6. Step 6: Final answer
   x = 4,367.51