Finding the Fourth Proportional to 15,634.86, 21,571.83 and 10,049.10

Step by Step Solution

1. Step 1: Write the proportion equation
   15,634.86 : 21,571.83 = 10,049.10 : x
2. Step 2: Convert to fraction form
   15,634.86/21,571.83 = 10,049.10/x
3. Step 3: Cross multiply
   15,634.86x = 21,571.83 × 10,049.10
4. Step 4: Simplify right side
   15,634.86x = 216,777,476.85
5. Step 5: Solve for x
   x = 216,777,476.85/15,634.86
6. Step 6: Final answer
   x = 13,865.01