Finding the Fourth Proportional to 16,250.67, 22,419.24 and 10,947.21

Step by Step Solution

1. Step 1: Write the proportion equation
   16,250.67 : 22,419.24 = 10,947.21 : x
2. Step 2: Convert to fraction form
   16,250.67/22,419.24 = 10,947.21/x
3. Step 3: Cross multiply
   16,250.67x = 22,419.24 × 10,947.21
4. Step 4: Simplify right side
   16,250.67x = 245,428,128.32
5. Step 5: Solve for x
   x = 245,428,128.32/16,250.67
6. Step 6: Final answer
   x = 15,102.65