Finding the Fourth Proportional to 2,516.29, 3,469.71 and 2,181.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,516.29 : 3,469.71 = 2,181.76 : x
2. Step 2: Convert to fraction form
   2,516.29/3,469.71 = 2,181.76/x
3. Step 3: Cross multiply
   2,516.29x = 3,469.71 × 2,181.76
4. Step 4: Simplify right side
   2,516.29x = 7,570,074.49
5. Step 5: Solve for x
   x = 7,570,074.49/2,516.29
6. Step 6: Final answer
   x = 3,008.43