Finding the Fourth Proportional to 10,822.61, 16,231.86 and 3,800.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,822.61 : 16,231.86 = 3,800.98 : x
2. Step 2: Convert to fraction form
   10,822.61/16,231.86 = 3,800.98/x
3. Step 3: Cross multiply
   10,822.61x = 16,231.86 × 3,800.98
4. Step 4: Simplify right side
   10,822.61x = 61,696,904.21
5. Step 5: Solve for x
   x = 61,696,904.21/10,822.61
6. Step 6: Final answer
   x = 5,700.74