Finding the Fourth Proportional to 1,047.30, 1,444.83 and 716.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,047.30 : 1,444.83 = 716.22 : x
2. Step 2: Convert to fraction form
   1,047.30/1,444.83 = 716.22/x
3. Step 3: Cross multiply
   1,047.30x = 1,444.83 × 716.22
4. Step 4: Simplify right side
   1,047.30x = 1,034,816.14
5. Step 5: Solve for x
   x = 1,034,816.14/1,047.30
6. Step 6: Final answer
   x = 988.08