Finding the Fourth Proportional to 10,503.27, 15,754.38 and 3,928.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,503.27 : 15,754.38 = 3,928.94 : x
2. Step 2: Convert to fraction form
   10,503.27/15,754.38 = 3,928.94/x
3. Step 3: Cross multiply
   10,503.27x = 15,754.38 × 3,928.94
4. Step 4: Simplify right side
   10,503.27x = 61,897,979.33
5. Step 5: Solve for x
   x = 61,897,979.33/10,503.27
6. Step 6: Final answer
   x = 5,893.21