Finding the Fourth Proportional to 1,300.65, 1,794.83 and 711.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300.65 : 1,794.83 = 711.07 : x
2. Step 2: Convert to fraction form
   1,300.65/1,794.83 = 711.07/x
3. Step 3: Cross multiply
   1,300.65x = 1,794.83 × 711.07
4. Step 4: Simplify right side
   1,300.65x = 1,276,241.73
5. Step 5: Solve for x
   x = 1,276,241.73/1,300.65
6. Step 6: Final answer
   x = 981.24