Finding the Fourth Proportional to 14,111.76, 21,166.14 and 4,248.84

Step by Step Solution

1. Step 1: Write the proportion equation
   14,111.76 : 21,166.14 = 4,248.84 : x
2. Step 2: Convert to fraction form
   14,111.76/21,166.14 = 4,248.84/x
3. Step 3: Cross multiply
   14,111.76x = 21,166.14 × 4,248.84
4. Step 4: Simplify right side
   14,111.76x = 89,931,542.28
5. Step 5: Solve for x
   x = 89,931,542.28/14,111.76
6. Step 6: Final answer
   x = 6,372.81