Finding the Fourth Proportional to 1,049.37, 1,572.83 and 927.87

Step by Step Solution

1. Step 1: Write the proportion equation
   1,049.37 : 1,572.83 = 927.87 : x
2. Step 2: Convert to fraction form
   1,049.37/1,572.83 = 927.87/x
3. Step 3: Cross multiply
   1,049.37x = 1,572.83 × 927.87
4. Step 4: Simplify right side
   1,049.37x = 1,459,381.77
5. Step 5: Solve for x
   x = 1,459,381.77/1,049.37
6. Step 6: Final answer
   x = 1,390.72