Finding the Fourth Proportional to 1,156.81, 1,595.94 and 713.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,156.81 : 1,595.94 = 713.94 : x
2. Step 2: Convert to fraction form
   1,156.81/1,595.94 = 713.94/x
3. Step 3: Cross multiply
   1,156.81x = 1,595.94 × 713.94
4. Step 4: Simplify right side
   1,156.81x = 1,139,409.73
5. Step 5: Solve for x
   x = 1,139,409.73/1,156.81
6. Step 6: Final answer
   x = 984.96