Finding the Fourth Proportional to 1,516.56, 2,273.15 and 1,393.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,516.56 : 2,273.15 = 1,393.53 : x
2. Step 2: Convert to fraction form
   1,516.56/2,273.15 = 1,393.53/x
3. Step 3: Cross multiply
   1,516.56x = 2,273.15 × 1,393.53
4. Step 4: Simplify right side
   1,516.56x = 3,167,702.72
5. Step 5: Solve for x
   x = 3,167,702.72/1,516.56
6. Step 6: Final answer
   x = 2,088.74