Finding the Fourth Proportional to 14,099.28, 21,150.12 and 3,711

Step by Step Solution

1. Step 1: Write the proportion equation
   14,099.28 : 21,150.12 = 3,711 : x
2. Step 2: Convert to fraction form
   14,099.28/21,150.12 = 3,711/x
3. Step 3: Cross multiply
   14,099.28x = 21,150.12 × 3,711
4. Step 4: Simplify right side
   14,099.28x = 78,488,095.32
5. Step 5: Solve for x
   x = 78,488,095.32/14,099.28
6. Step 6: Final answer
   x = 5,566.82