Finding the Fourth Proportional to 2,516.30, 3,776.18 and 1,131.19

Step by Step Solution

1. Step 1: Write the proportion equation
   2,516.30 : 3,776.18 = 1,131.19 : x
2. Step 2: Convert to fraction form
   2,516.30/3,776.18 = 1,131.19/x
3. Step 3: Cross multiply
   2,516.30x = 3,776.18 × 1,131.19
4. Step 4: Simplify right side
   2,516.30x = 4,271,561.96
5. Step 5: Solve for x
   x = 4,271,561.96/2,516.30
6. Step 6: Final answer
   x = 1,697.56