Finding the Fourth Proportional to 2,758.86, 3,803.86 and 2,403.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,758.86 : 3,803.86 = 2,403.47 : x
2. Step 2: Convert to fraction form
   2,758.86/3,803.86 = 2,403.47/x
3. Step 3: Cross multiply
   2,758.86x = 3,803.86 × 2,403.47
4. Step 4: Simplify right side
   2,758.86x = 9,142,463.39
5. Step 5: Solve for x
   x = 9,142,463.39/2,758.86
6. Step 6: Final answer
   x = 3,313.86