Finding the Fourth Proportional to 3,739.61, 5,160.59 and 2,061.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,739.61 : 5,160.59 = 2,061.18 : x
2. Step 2: Convert to fraction form
   3,739.61/5,160.59 = 2,061.18/x
3. Step 3: Cross multiply
   3,739.61x = 5,160.59 × 2,061.18
4. Step 4: Simplify right side
   3,739.61x = 10,636,902.32
5. Step 5: Solve for x
   x = 10,636,902.32/3,739.61
6. Step 6: Final answer
   x = 2,844.39