Finding the Fourth Proportional to 13,949.34, 19,250.55 and 7,662.30

Step by Step Solution

1. Step 1: Write the proportion equation
   13,949.34 : 19,250.55 = 7,662.30 : x
2. Step 2: Convert to fraction form
   13,949.34/19,250.55 = 7,662.30/x
3. Step 3: Cross multiply
   13,949.34x = 19,250.55 × 7,662.30
4. Step 4: Simplify right side
   13,949.34x = 147,503,489.27
5. Step 5: Solve for x
   x = 147,503,489.27/13,949.34
6. Step 6: Final answer
   x = 10,574.23