Finding the Fourth Proportional to 10,411.76, 15,620.38 and 3,838.01

Step by Step Solution

1. Step 1: Write the proportion equation
   10,411.76 : 15,620.38 = 3,838.01 : x
2. Step 2: Convert to fraction form
   10,411.76/15,620.38 = 3,838.01/x
3. Step 3: Cross multiply
   10,411.76x = 15,620.38 × 3,838.01
4. Step 4: Simplify right side
   10,411.76x = 59,951,086.95
5. Step 5: Solve for x
   x = 59,951,086.95/10,411.76
6. Step 6: Final answer
   x = 5,758.02