Finding the Fourth Proportional to 17,709, 24,385.66 and 17,316.07

Step by Step Solution

1. Step 1: Write the proportion equation
   17,709 : 24,385.66 = 17,316.07 : x
2. Step 2: Convert to fraction form
   17,709/24,385.66 = 17,316.07/x
3. Step 3: Cross multiply
   17,709x = 24,385.66 × 17,316.07
4. Step 4: Simplify right side
   17,709x = 422,263,795.56
5. Step 5: Solve for x
   x = 422,263,795.56/17,709
6. Step 6: Final answer
   x = 23,844.59