Finding the Fourth Proportional to 17,610.42, 26,405.90 and 7,229.46

Step by Step Solution

1. Step 1: Write the proportion equation
   17,610.42 : 26,405.90 = 7,229.46 : x
2. Step 2: Convert to fraction form
   17,610.42/26,405.90 = 7,229.46/x
3. Step 3: Cross multiply
   17,610.42x = 26,405.90 × 7,229.46
4. Step 4: Simplify right side
   17,610.42x = 190,900,397.81
5. Step 5: Solve for x
   x = 190,900,397.81/17,610.42
6. Step 6: Final answer
   x = 10,840.20