Finding the Fourth Proportional to 2,713.10, 4,068.73 and 1,891.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,713.10 : 4,068.73 = 1,891.76 : x
2. Step 2: Convert to fraction form
   2,713.10/4,068.73 = 1,891.76/x
3. Step 3: Cross multiply
   2,713.10x = 4,068.73 × 1,891.76
4. Step 4: Simplify right side
   2,713.10x = 7,697,042.69
5. Step 5: Solve for x
   x = 7,697,042.69/2,713.10
6. Step 6: Final answer
   x = 2,837.00