Finding the Fourth Proportional to 12,353.22, 17,030.25 and 10,457.28

Step by Step Solution

1. Step 1: Write the proportion equation
   12,353.22 : 17,030.25 = 10,457.28 : x
2. Step 2: Convert to fraction form
   12,353.22/17,030.25 = 10,457.28/x
3. Step 3: Cross multiply
   12,353.22x = 17,030.25 × 10,457.28
4. Step 4: Simplify right side
   12,353.22x = 178,090,092.72
5. Step 5: Solve for x
   x = 178,090,092.72/12,353.22
6. Step 6: Final answer
   x = 14,416.49