Finding the Fourth Proportional to 1,300.96, 1,795.37 and 711.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300.96 : 1,795.37 = 711.50 : x
2. Step 2: Convert to fraction form
   1,300.96/1,795.37 = 711.50/x
3. Step 3: Cross multiply
   1,300.96x = 1,795.37 × 711.50
4. Step 4: Simplify right side
   1,300.96x = 1,277,405.35
5. Step 5: Solve for x
   x = 1,277,405.35/1,300.96
6. Step 6: Final answer
   x = 981.89