Finding the Fourth Proportional to 11,868.32, 17,803.49 and 3,103.22

Step by Step Solution

1. Step 1: Write the proportion equation
   11,868.32 : 17,803.49 = 3,103.22 : x
2. Step 2: Convert to fraction form
   11,868.32/17,803.49 = 3,103.22/x
3. Step 3: Cross multiply
   11,868.32x = 17,803.49 × 3,103.22
4. Step 4: Simplify right side
   11,868.32x = 55,248,137.56
5. Step 5: Solve for x
   x = 55,248,137.56/11,868.32
6. Step 6: Final answer
   x = 4,655.09