Finding the Fourth Proportional to 1,516.69, 2,093.34 and 985.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,516.69 : 2,093.34 = 985.56 : x
2. Step 2: Convert to fraction form
   1,516.69/2,093.34 = 985.56/x
3. Step 3: Cross multiply
   1,516.69x = 2,093.34 × 985.56
4. Step 4: Simplify right side
   1,516.69x = 2,063,112.17
5. Step 5: Solve for x
   x = 2,063,112.17/1,516.69
6. Step 6: Final answer
   x = 1,360.27