Finding the Fourth Proportional to 14,613.27, 21,919.86 and 3,519.93

Step by Step Solution

1. Step 1: Write the proportion equation
   14,613.27 : 21,919.86 = 3,519.93 : x
2. Step 2: Convert to fraction form
   14,613.27/21,919.86 = 3,519.93/x
3. Step 3: Cross multiply
   14,613.27x = 21,919.86 × 3,519.93
4. Step 4: Simplify right side
   14,613.27x = 77,156,372.81
5. Step 5: Solve for x
   x = 77,156,372.81/14,613.27
6. Step 6: Final answer
   x = 5,279.88