Finding the Fourth Proportional to 1,300.58, 1,794.69 and 711.11

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300.58 : 1,794.69 = 711.11 : x
2. Step 2: Convert to fraction form
   1,300.58/1,794.69 = 711.11/x
3. Step 3: Cross multiply
   1,300.58x = 1,794.69 × 711.11
4. Step 4: Simplify right side
   1,300.58x = 1,276,213.03
5. Step 5: Solve for x
   x = 1,276,213.03/1,300.58
6. Step 6: Final answer
   x = 981.27