Finding the Fourth Proportional to 17,905.34, 24,709.70 and 9,948.30

Step by Step Solution

1. Step 1: Write the proportion equation
   17,905.34 : 24,709.70 = 9,948.30 : x
2. Step 2: Convert to fraction form
   17,905.34/24,709.70 = 9,948.30/x
3. Step 3: Cross multiply
   17,905.34x = 24,709.70 × 9,948.30
4. Step 4: Simplify right side
   17,905.34x = 245,819,508.51
5. Step 5: Solve for x
   x = 245,819,508.51/17,905.34
6. Step 6: Final answer
   x = 13,728.84