Finding the Fourth Proportional to 10,028.82, 15,043.32 and 3,787.20

Step by Step Solution

1. Step 1: Write the proportion equation
   10,028.82 : 15,043.32 = 3,787.20 : x
2. Step 2: Convert to fraction form
   10,028.82/15,043.32 = 3,787.20/x
3. Step 3: Cross multiply
   10,028.82x = 15,043.32 × 3,787.20
4. Step 4: Simplify right side
   10,028.82x = 56,972,061.50
5. Step 5: Solve for x
   x = 56,972,061.50/10,028.82
6. Step 6: Final answer
   x = 5,680.83