Finding the Fourth Proportional to 16,147.61, 22,275.83 and 10,483.28

Step by Step Solution

1. Step 1: Write the proportion equation
   16,147.61 : 22,275.83 = 10,483.28 : x
2. Step 2: Convert to fraction form
   16,147.61/22,275.83 = 10,483.28/x
3. Step 3: Cross multiply
   16,147.61x = 22,275.83 × 10,483.28
4. Step 4: Simplify right side
   16,147.61x = 233,523,599.33
5. Step 5: Solve for x
   x = 233,523,599.33/16,147.61
6. Step 6: Final answer
   x = 14,461.81