Finding the Fourth Proportional to 2,043.78, 3,062.28 and 1,003.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,043.78 : 3,062.28 = 1,003.50 : x
2. Step 2: Convert to fraction form
   2,043.78/3,062.28 = 1,003.50/x
3. Step 3: Cross multiply
   2,043.78x = 3,062.28 × 1,003.50
4. Step 4: Simplify right side
   2,043.78x = 3,072,997.98
5. Step 5: Solve for x
   x = 3,072,997.98/2,043.78
6. Step 6: Final answer
   x = 1,503.59