Finding the Fourth Proportional to 1,151.94, 1,719.54 and 1,013.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,151.94 : 1,719.54 = 1,013.56 : x
2. Step 2: Convert to fraction form
   1,151.94/1,719.54 = 1,013.56/x
3. Step 3: Cross multiply
   1,151.94x = 1,719.54 × 1,013.56
4. Step 4: Simplify right side
   1,151.94x = 1,742,856.96
5. Step 5: Solve for x
   x = 1,742,856.96/1,151.94
6. Step 6: Final answer
   x = 1,512.98