Finding the Fourth Proportional to 10,285.67, 15,425.32 and 3,711

Step by Step Solution

1. Step 1: Write the proportion equation
   10,285.67 : 15,425.32 = 3,711 : x
2. Step 2: Convert to fraction form
   10,285.67/15,425.32 = 3,711/x
3. Step 3: Cross multiply
   10,285.67x = 15,425.32 × 3,711
4. Step 4: Simplify right side
   10,285.67x = 57,243,362.52
5. Step 5: Solve for x
   x = 57,243,362.52/10,285.67
6. Step 6: Final answer
   x = 5,565.35