Finding the Fourth Proportional to 17,905.72, 24,710.34 and 9,948.70

Step by Step Solution

1. Step 1: Write the proportion equation
   17,905.72 : 24,710.34 = 9,948.70 : x
2. Step 2: Convert to fraction form
   17,905.72/24,710.34 = 9,948.70/x
3. Step 3: Cross multiply
   17,905.72x = 24,710.34 × 9,948.70
4. Step 4: Simplify right side
   17,905.72x = 245,835,759.56
5. Step 5: Solve for x
   x = 245,835,759.56/17,905.72
6. Step 6: Final answer
   x = 13,729.45