Finding the Fourth Proportional to 14,076.08, 21,117.72 and 4,215.32

Step by Step Solution

1. Step 1: Write the proportion equation
   14,076.08 : 21,117.72 = 4,215.32 : x
2. Step 2: Convert to fraction form
   14,076.08/21,117.72 = 4,215.32/x
3. Step 3: Cross multiply
   14,076.08x = 21,117.72 × 4,215.32
4. Step 4: Simplify right side
   14,076.08x = 89,017,947.47
5. Step 5: Solve for x
   x = 89,017,947.47/14,076.08
6. Step 6: Final answer
   x = 6,324.06