Finding the Fourth Proportional to 17,308.47, 23,885.72 and 9,350.70

Step by Step Solution

1. Step 1: Write the proportion equation
   17,308.47 : 23,885.72 = 9,350.70 : x
2. Step 2: Convert to fraction form
   17,308.47/23,885.72 = 9,350.70/x
3. Step 3: Cross multiply
   17,308.47x = 23,885.72 × 9,350.70
4. Step 4: Simplify right side
   17,308.47x = 223,348,202.00
5. Step 5: Solve for x
   x = 223,348,202.00/17,308.47
6. Step 6: Final answer
   x = 12,903.98