Finding the Fourth Proportional to 2,719.17, 4,051.42 and 2,691.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,719.17 : 4,051.42 = 2,691.83 : x
2. Step 2: Convert to fraction form
   2,719.17/4,051.42 = 2,691.83/x
3. Step 3: Cross multiply
   2,719.17x = 4,051.42 × 2,691.83
4. Step 4: Simplify right side
   2,719.17x = 10,905,737.30
5. Step 5: Solve for x
   x = 10,905,737.30/2,719.17
6. Step 6: Final answer
   x = 4,010.69