Finding the Fourth Proportional to 14,406.18, 21,570.31 and 7,466.10

Step by Step Solution

1. Step 1: Write the proportion equation
   14,406.18 : 21,570.31 = 7,466.10 : x
2. Step 2: Convert to fraction form
   14,406.18/21,570.31 = 7,466.10/x
3. Step 3: Cross multiply
   14,406.18x = 21,570.31 × 7,466.10
4. Step 4: Simplify right side
   14,406.18x = 161,046,091.49
5. Step 5: Solve for x
   x = 161,046,091.49/14,406.18
6. Step 6: Final answer
   x = 11,178.96