Finding the Fourth Proportional to 14,645.31, 21,966.03 and 4,116.12

Step by Step Solution

1. Step 1: Write the proportion equation
   14,645.31 : 21,966.03 = 4,116.12 : x
2. Step 2: Convert to fraction form
   14,645.31/21,966.03 = 4,116.12/x
3. Step 3: Cross multiply
   14,645.31x = 21,966.03 × 4,116.12
4. Step 4: Simplify right side
   14,645.31x = 90,414,815.40
5. Step 5: Solve for x
   x = 90,414,815.40/14,645.31
6. Step 6: Final answer
   x = 6,173.64