Finding the Fourth Proportional to 1,062.06, 1,463.30 and 712.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,062.06 : 1,463.30 = 712.14 : x
2. Step 2: Convert to fraction form
   1,062.06/1,463.30 = 712.14/x
3. Step 3: Cross multiply
   1,062.06x = 1,463.30 × 712.14
4. Step 4: Simplify right side
   1,062.06x = 1,042,074.46
5. Step 5: Solve for x
   x = 1,042,074.46/1,062.06
6. Step 6: Final answer
   x = 981.18