Finding the Fourth Proportional to 2,050.40, 3,070.73 and 1,724.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,050.40 : 3,070.73 = 1,724.78 : x
2. Step 2: Convert to fraction form
   2,050.40/3,070.73 = 1,724.78/x
3. Step 3: Cross multiply
   2,050.40x = 3,070.73 × 1,724.78
4. Step 4: Simplify right side
   2,050.40x = 5,296,333.69
5. Step 5: Solve for x
   x = 5,296,333.69/2,050.40
6. Step 6: Final answer
   x = 2,583.07