Finding the Fourth Proportional to 5,104.59, 7,043.98 and 2,836.05

Step by Step Solution

1. Step 1: Write the proportion equation
   5,104.59 : 7,043.98 = 2,836.05 : x
2. Step 2: Convert to fraction form
   5,104.59/7,043.98 = 2,836.05/x
3. Step 3: Cross multiply
   5,104.59x = 7,043.98 × 2,836.05
4. Step 4: Simplify right side
   5,104.59x = 19,977,079.48
5. Step 5: Solve for x
   x = 19,977,079.48/5,104.59
6. Step 6: Final answer
   x = 3,913.55