Finding the Fourth Proportional to 3,445.76, 5,155.88 and 2,059.84

Step by Step Solution

1. Step 1: Write the proportion equation
   3,445.76 : 5,155.88 = 2,059.84 : x
2. Step 2: Convert to fraction form
   3,445.76/5,155.88 = 2,059.84/x
3. Step 3: Cross multiply
   3,445.76x = 5,155.88 × 2,059.84
4. Step 4: Simplify right side
   3,445.76x = 10,620,287.86
5. Step 5: Solve for x
   x = 10,620,287.86/3,445.76
6. Step 6: Final answer
   x = 3,082.13