Finding the Fourth Proportional to 2,275.06, 3,407.78 and 1,043.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,275.06 : 3,407.78 = 1,043.50 : x
2. Step 2: Convert to fraction form
   2,275.06/3,407.78 = 1,043.50/x
3. Step 3: Cross multiply
   2,275.06x = 3,407.78 × 1,043.50
4. Step 4: Simplify right side
   2,275.06x = 3,556,018.43
5. Step 5: Solve for x
   x = 3,556,018.43/2,275.06
6. Step 6: Final answer
   x = 1,563.04