Finding the Fourth Proportional to 2,206.08, 3,042.72 and 1,542.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,206.08 : 3,042.72 = 1,542.72 : x
2. Step 2: Convert to fraction form
   2,206.08/3,042.72 = 1,542.72/x
3. Step 3: Cross multiply
   2,206.08x = 3,042.72 × 1,542.72
4. Step 4: Simplify right side
   2,206.08x = 4,694,065.00
5. Step 5: Solve for x
   x = 4,694,065.00/2,206.08
6. Step 6: Final answer
   x = 2,127.79