Finding the Fourth Proportional to 2,042.65, 3,060.83 and 1,520.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,042.65 : 3,060.83 = 1,520.20 : x
2. Step 2: Convert to fraction form
   2,042.65/3,060.83 = 1,520.20/x
3. Step 3: Cross multiply
   2,042.65x = 3,060.83 × 1,520.20
4. Step 4: Simplify right side
   2,042.65x = 4,653,066.17
5. Step 5: Solve for x
   x = 4,653,066.17/2,042.65
6. Step 6: Final answer
   x = 2,277.96