Finding the Fourth Proportional to 3,128.00, 4,693.82 and 1,742.49

Step by Step Solution

1. Step 1: Write the proportion equation
   3,128.00 : 4,693.82 = 1,742.49 : x
2. Step 2: Convert to fraction form
   3,128.00/4,693.82 = 1,742.49/x
3. Step 3: Cross multiply
   3,128.00x = 4,693.82 × 1,742.49
4. Step 4: Simplify right side
   3,128.00x = 8,178,925.70
5. Step 5: Solve for x
   x = 8,178,925.70/3,128.00
6. Step 6: Final answer
   x = 2,614.75