Finding the Fourth Proportional to 2,536.71, 3,498.68 and 1,628.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,536.71 : 3,498.68 = 1,628.31 : x
2. Step 2: Convert to fraction form
   2,536.71/3,498.68 = 1,628.31/x
3. Step 3: Cross multiply
   2,536.71x = 3,498.68 × 1,628.31
4. Step 4: Simplify right side
   2,536.71x = 5,696,910.00
5. Step 5: Solve for x
   x = 5,696,910.00/2,536.71
6. Step 6: Final answer
   x = 2,245.79