Finding the Fourth Proportional to 2,760.69, 4,142.70 and 1,030.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,760.69 : 4,142.70 = 1,030.53 : x
2. Step 2: Convert to fraction form
   2,760.69/4,142.70 = 1,030.53/x
3. Step 3: Cross multiply
   2,760.69x = 4,142.70 × 1,030.53
4. Step 4: Simplify right side
   2,760.69x = 4,269,176.63
5. Step 5: Solve for x
   x = 4,269,176.63/2,760.69
6. Step 6: Final answer
   x = 1,546.42