Finding the Fourth Proportional to 14,624.24, 21,931.98 and 4,091.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,624.24 : 21,931.98 = 4,091.72 : x
2. Step 2: Convert to fraction form
   14,624.24/21,931.98 = 4,091.72/x
3. Step 3: Cross multiply
   14,624.24x = 21,931.98 × 4,091.72
4. Step 4: Simplify right side
   14,624.24x = 89,739,521.21
5. Step 5: Solve for x
   x = 89,739,521.21/14,624.24
6. Step 6: Final answer
   x = 6,136.35