Finding the Fourth Proportional to 1,301.87, 1,796.53 and 712.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,301.87 : 1,796.53 = 712.37 : x
2. Step 2: Convert to fraction form
   1,301.87/1,796.53 = 712.37/x
3. Step 3: Cross multiply
   1,301.87x = 1,796.53 × 712.37
4. Step 4: Simplify right side
   1,301.87x = 1,279,793.07
5. Step 5: Solve for x
   x = 1,279,793.07/1,301.87
6. Step 6: Final answer
   x = 983.04