Finding the Fourth Proportional to 17,146.48, 23,609.54 and 15,010.05

Step by Step Solution

1. Step 1: Write the proportion equation
   17,146.48 : 23,609.54 = 15,010.05 : x
2. Step 2: Convert to fraction form
   17,146.48/23,609.54 = 15,010.05/x
3. Step 3: Cross multiply
   17,146.48x = 23,609.54 × 15,010.05
4. Step 4: Simplify right side
   17,146.48x = 354,380,472.43
5. Step 5: Solve for x
   x = 354,380,472.43/17,146.48
6. Step 6: Final answer
   x = 20,667.83