Finding the Fourth Proportional to 2,053.95, 3,081.18 and 667.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,053.95 : 3,081.18 = 667.02 : x
2. Step 2: Convert to fraction form
   2,053.95/3,081.18 = 667.02/x
3. Step 3: Cross multiply
   2,053.95x = 3,081.18 × 667.02
4. Step 4: Simplify right side
   2,053.95x = 2,055,222.74
5. Step 5: Solve for x
   x = 2,055,222.74/2,053.95
6. Step 6: Final answer
   x = 1,000.62