Finding the Fourth Proportional to 2,516.31, 3,774.34 and 1,199.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,516.31 : 3,774.34 = 1,199.10 : x
2. Step 2: Convert to fraction form
   2,516.31/3,774.34 = 1,199.10/x
3. Step 3: Cross multiply
   2,516.31x = 3,774.34 × 1,199.10
4. Step 4: Simplify right side
   2,516.31x = 4,525,808.10
5. Step 5: Solve for x
   x = 4,525,808.10/2,516.31
6. Step 6: Final answer
   x = 1,798.59