Finding the Fourth Proportional to 2,275.98, 3,141.39 and 1,447.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,275.98 : 3,141.39 = 1,447.50 : x
2. Step 2: Convert to fraction form
   2,275.98/3,141.39 = 1,447.50/x
3. Step 3: Cross multiply
   2,275.98x = 3,141.39 × 1,447.50
4. Step 4: Simplify right side
   2,275.98x = 4,547,162.03
5. Step 5: Solve for x
   x = 4,547,162.03/2,275.98
6. Step 6: Final answer
   x = 1,997.89