Finding the Fourth Proportional to 2,308.45, 3,184.72 and 1,610.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,308.45 : 3,184.72 = 1,610.23 : x
2. Step 2: Convert to fraction form
   2,308.45/3,184.72 = 1,610.23/x
3. Step 3: Cross multiply
   2,308.45x = 3,184.72 × 1,610.23
4. Step 4: Simplify right side
   2,308.45x = 5,128,131.69
5. Step 5: Solve for x
   x = 5,128,131.69/2,308.45
6. Step 6: Final answer
   x = 2,221.46