Finding the Fourth Proportional to 1,049.80, 1,572.31 and 502.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,049.80 : 1,572.31 = 502.37 : x
2. Step 2: Convert to fraction form
   1,049.80/1,572.31 = 502.37/x
3. Step 3: Cross multiply
   1,049.80x = 1,572.31 × 502.37
4. Step 4: Simplify right side
   1,049.80x = 789,885.31
5. Step 5: Solve for x
   x = 789,885.31/1,049.80
6. Step 6: Final answer
   x = 752.41