Finding the Fourth Proportional to 2,612.53, 3,913.89 and 2,353.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,612.53 : 3,913.89 = 2,353.33 : x
2. Step 2: Convert to fraction form
   2,612.53/3,913.89 = 2,353.33/x
3. Step 3: Cross multiply
   2,612.53x = 3,913.89 × 2,353.33
4. Step 4: Simplify right side
   2,612.53x = 9,210,674.75
5. Step 5: Solve for x
   x = 9,210,674.75/2,612.53
6. Step 6: Final answer
   x = 3,525.58