Finding the Fourth Proportional to 1,516.50, 2,093.04 and 993.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,516.50 : 2,093.04 = 993.69 : x
2. Step 2: Convert to fraction form
   1,516.50/2,093.04 = 993.69/x
3. Step 3: Cross multiply
   1,516.50x = 2,093.04 × 993.69
4. Step 4: Simplify right side
   1,516.50x = 2,079,832.92
5. Step 5: Solve for x
   x = 2,079,832.92/1,516.50
6. Step 6: Final answer
   x = 1,371.47