Finding the Fourth Proportional to 10,366.34, 15,540.17 and 3,787.92

Step by Step Solution

1. Step 1: Write the proportion equation
   10,366.34 : 15,540.17 = 3,787.92 : x
2. Step 2: Convert to fraction form
   10,366.34/15,540.17 = 3,787.92/x
3. Step 3: Cross multiply
   10,366.34x = 15,540.17 × 3,787.92
4. Step 4: Simplify right side
   10,366.34x = 58,864,901.81
5. Step 5: Solve for x
   x = 58,864,901.81/10,366.34
6. Step 6: Final answer
   x = 5,678.47