Finding the Fourth Proportional to 2,250.17, 3,106.77 and 1,455.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,250.17 : 3,106.77 = 1,455.42 : x
2. Step 2: Convert to fraction form
   2,250.17/3,106.77 = 1,455.42/x
3. Step 3: Cross multiply
   2,250.17x = 3,106.77 × 1,455.42
4. Step 4: Simplify right side
   2,250.17x = 4,521,655.19
5. Step 5: Solve for x
   x = 4,521,655.19/2,250.17
6. Step 6: Final answer
   x = 2,009.47