Finding the Fourth Proportional to 7,068.38, 10,603.90 and 2,851.96

Step by Step Solution

1. Step 1: Write the proportion equation
   7,068.38 : 10,603.90 = 2,851.96 : x
2. Step 2: Convert to fraction form
   7,068.38/10,603.90 = 2,851.96/x
3. Step 3: Cross multiply
   7,068.38x = 10,603.90 × 2,851.96
4. Step 4: Simplify right side
   7,068.38x = 30,241,898.64
5. Step 5: Solve for x
   x = 30,241,898.64/7,068.38
6. Step 6: Final answer
   x = 4,278.48