Finding the Fourth Proportional to 1,953.10, 2,694.42 and 1,166.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,953.10 : 2,694.42 = 1,166.69 : x
2. Step 2: Convert to fraction form
   1,953.10/2,694.42 = 1,166.69/x
3. Step 3: Cross multiply
   1,953.10x = 2,694.42 × 1,166.69
4. Step 4: Simplify right side
   1,953.10x = 3,143,541.76
5. Step 5: Solve for x
   x = 3,143,541.76/1,953.10
6. Step 6: Final answer
   x = 1,609.52