Finding the Fourth Proportional to 16,290.49, 22,483.30 and 10,322.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,290.49 : 22,483.30 = 10,322.72 : x
2. Step 2: Convert to fraction form
   16,290.49/22,483.30 = 10,322.72/x
3. Step 3: Cross multiply
   16,290.49x = 22,483.30 × 10,322.72
4. Step 4: Simplify right side
   16,290.49x = 232,088,810.58
5. Step 5: Solve for x
   x = 232,088,810.58/16,290.49
6. Step 6: Final answer
   x = 14,246.89