Finding the Fourth Proportional to 10,152.81, 15,219.96 and 3,908.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,152.81 : 15,219.96 = 3,908.82 : x
2. Step 2: Convert to fraction form
   10,152.81/15,219.96 = 3,908.82/x
3. Step 3: Cross multiply
   10,152.81x = 15,219.96 × 3,908.82
4. Step 4: Simplify right side
   10,152.81x = 59,492,084.05
5. Step 5: Solve for x
   x = 59,492,084.05/10,152.81
6. Step 6: Final answer
   x = 5,859.67