Finding the Fourth Proportional to 14,019.34, 21,022.85 and 5,248.10

Step by Step Solution

1. Step 1: Write the proportion equation
   14,019.34 : 21,022.85 = 5,248.10 : x
2. Step 2: Convert to fraction form
   14,019.34/21,022.85 = 5,248.10/x
3. Step 3: Cross multiply
   14,019.34x = 21,022.85 × 5,248.10
4. Step 4: Simplify right side
   14,019.34x = 110,329,953.41
5. Step 5: Solve for x
   x = 110,329,953.41/14,019.34
6. Step 6: Final answer
   x = 7,869.84