Finding the Fourth Proportional to 17,673.39, 24,389.28 and 9,715.74

Step by Step Solution

1. Step 1: Write the proportion equation
   17,673.39 : 24,389.28 = 9,715.74 : x
2. Step 2: Convert to fraction form
   17,673.39/24,389.28 = 9,715.74/x
3. Step 3: Cross multiply
   17,673.39x = 24,389.28 × 9,715.74
4. Step 4: Simplify right side
   17,673.39x = 236,959,903.27
5. Step 5: Solve for x
   x = 236,959,903.27/17,673.39
6. Step 6: Final answer
   x = 13,407.72