Finding the Fourth Proportional to 2,053.88, 3,080.55 and 1,013.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,053.88 : 3,080.55 = 1,013.94 : x
2. Step 2: Convert to fraction form
   2,053.88/3,080.55 = 1,013.94/x
3. Step 3: Cross multiply
   2,053.88x = 3,080.55 × 1,013.94
4. Step 4: Simplify right side
   2,053.88x = 3,123,492.87
5. Step 5: Solve for x
   x = 3,123,492.87/2,053.88
6. Step 6: Final answer
   x = 1,520.78