Finding the Fourth Proportional to 14,643.30, 21,932.55 and 12,051.30

Step by Step Solution

1. Step 1: Write the proportion equation
   14,643.30 : 21,932.55 = 12,051.30 : x
2. Step 2: Convert to fraction form
   14,643.30/21,932.55 = 12,051.30/x
3. Step 3: Cross multiply
   14,643.30x = 21,932.55 × 12,051.30
4. Step 4: Simplify right side
   14,643.30x = 264,315,739.82
5. Step 5: Solve for x
   x = 264,315,739.82/14,643.30
6. Step 6: Final answer
   x = 18,050.29