Finding the Fourth Proportional to 5,260.69, 7,259.56 and 2,902.83

Step by Step Solution

1. Step 1: Write the proportion equation
   5,260.69 : 7,259.56 = 2,902.83 : x
2. Step 2: Convert to fraction form
   5,260.69/7,259.56 = 2,902.83/x
3. Step 3: Cross multiply
   5,260.69x = 7,259.56 × 2,902.83
4. Step 4: Simplify right side
   5,260.69x = 21,073,268.55
5. Step 5: Solve for x
   x = 21,073,268.55/5,260.69
6. Step 6: Final answer
   x = 4,005.80