Finding the Fourth Proportional to 3,262.30, 4,892.00 and 1,040.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,262.30 : 4,892.00 = 1,040.72 : x
2. Step 2: Convert to fraction form
   3,262.30/4,892.00 = 1,040.72/x
3. Step 3: Cross multiply
   3,262.30x = 4,892.00 × 1,040.72
4. Step 4: Simplify right side
   3,262.30x = 5,091,172.58
5. Step 5: Solve for x
   x = 5,091,172.58/3,262.30
6. Step 6: Final answer
   x = 1,560.61