Finding the Fourth Proportional to 2,518.66, 3,463.42 and 2,186.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,518.66 : 3,463.42 = 2,186.52 : x
2. Step 2: Convert to fraction form
   2,518.66/3,463.42 = 2,186.52/x
3. Step 3: Cross multiply
   2,518.66x = 3,463.42 × 2,186.52
4. Step 4: Simplify right side
   2,518.66x = 7,572,837.10
5. Step 5: Solve for x
   x = 7,572,837.10/2,518.66
6. Step 6: Final answer
   x = 3,006.69