Finding the Fourth Proportional to 2,511.56, 3,462.16 and 2,068.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,511.56 : 3,462.16 = 2,068.70 : x
2. Step 2: Convert to fraction form
   2,511.56/3,462.16 = 2,068.70/x
3. Step 3: Cross multiply
   2,511.56x = 3,462.16 × 2,068.70
4. Step 4: Simplify right side
   2,511.56x = 7,162,170.39
5. Step 5: Solve for x
   x = 7,162,170.39/2,511.56
6. Step 6: Final answer
   x = 2,851.68