Finding the Fourth Proportional to 2,340.51, 3,507.72 and 2,042.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,340.51 : 3,507.72 = 2,042.55 : x
2. Step 2: Convert to fraction form
   2,340.51/3,507.72 = 2,042.55/x
3. Step 3: Cross multiply
   2,340.51x = 3,507.72 × 2,042.55
4. Step 4: Simplify right side
   2,340.51x = 7,164,693.49
5. Step 5: Solve for x
   x = 7,164,693.49/2,340.51
6. Step 6: Final answer
   x = 3,061.17