Finding the Fourth Proportional to 3,442.15, 5,156.59 and 2,056.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,442.15 : 5,156.59 = 2,056.59 : x
2. Step 2: Convert to fraction form
   3,442.15/5,156.59 = 2,056.59/x
3. Step 3: Cross multiply
   3,442.15x = 5,156.59 × 2,056.59
4. Step 4: Simplify right side
   3,442.15x = 10,604,991.43
5. Step 5: Solve for x
   x = 10,604,991.43/3,442.15
6. Step 6: Final answer
   x = 3,080.92