Finding the Fourth Proportional to 2,710.78, 4,063.43 and 1,068.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,710.78 : 4,063.43 = 1,068.48 : x
2. Step 2: Convert to fraction form
   2,710.78/4,063.43 = 1,068.48/x
3. Step 3: Cross multiply
   2,710.78x = 4,063.43 × 1,068.48
4. Step 4: Simplify right side
   2,710.78x = 4,341,693.69
5. Step 5: Solve for x
   x = 4,341,693.69/2,710.78
6. Step 6: Final answer
   x = 1,601.64