Finding the Fourth Proportional to 2,758.01, 4,142.00 and 1,720.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,758.01 : 4,142.00 = 1,720.03 : x
2. Step 2: Convert to fraction form
   2,758.01/4,142.00 = 1,720.03/x
3. Step 3: Cross multiply
   2,758.01x = 4,142.00 × 1,720.03
4. Step 4: Simplify right side
   2,758.01x = 7,124,345.30
5. Step 5: Solve for x
   x = 7,124,345.30/2,758.01
6. Step 6: Final answer
   x = 2,583.15