Finding the Fourth Proportional to 1,047.71, 1,446.17 and 716.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,047.71 : 1,446.17 = 716.01 : x
2. Step 2: Convert to fraction form
   1,047.71/1,446.17 = 716.01/x
3. Step 3: Cross multiply
   1,047.71x = 1,446.17 × 716.01
4. Step 4: Simplify right side
   1,047.71x = 1,035,468.60
5. Step 5: Solve for x
   x = 1,035,468.60/1,047.71
6. Step 6: Final answer
   x = 988.32