Finding the Fourth Proportional to 14,692.64, 22,019.52 and 10,778.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,692.64 : 22,019.52 = 10,778.72 : x
2. Step 2: Convert to fraction form
   14,692.64/22,019.52 = 10,778.72/x
3. Step 3: Cross multiply
   14,692.64x = 22,019.52 × 10,778.72
4. Step 4: Simplify right side
   14,692.64x = 237,342,240.61
5. Step 5: Solve for x
   x = 237,342,240.61/14,692.64
6. Step 6: Final answer
   x = 16,153.82