Finding the Fourth Proportional to 14,438.57, 19,925.55 and 8,474.54

Step by Step Solution

1. Step 1: Write the proportion equation
   14,438.57 : 19,925.55 = 8,474.54 : x
2. Step 2: Convert to fraction form
   14,438.57/19,925.55 = 8,474.54/x
3. Step 3: Cross multiply
   14,438.57x = 19,925.55 × 8,474.54
4. Step 4: Simplify right side
   14,438.57x = 168,859,870.50
5. Step 5: Solve for x
   x = 168,859,870.50/14,438.57
6. Step 6: Final answer
   x = 11,695.06