Finding the Fourth Proportional to 2,053.10, 3,079.35 and 1,012.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,053.10 : 3,079.35 = 1,012.84 : x
2. Step 2: Convert to fraction form
   2,053.10/3,079.35 = 1,012.84/x
3. Step 3: Cross multiply
   2,053.10x = 3,079.35 × 1,012.84
4. Step 4: Simplify right side
   2,053.10x = 3,118,873.46
5. Step 5: Solve for x
   x = 3,118,873.46/2,053.10
6. Step 6: Final answer
   x = 1,519.10