Finding the Fourth Proportional to 16,064.90, 24,087.06 and 7,728.32

Step by Step Solution

1. Step 1: Write the proportion equation
   16,064.90 : 24,087.06 = 7,728.32 : x
2. Step 2: Convert to fraction form
   16,064.90/24,087.06 = 7,728.32/x
3. Step 3: Cross multiply
   16,064.90x = 24,087.06 × 7,728.32
4. Step 4: Simplify right side
   16,064.90x = 186,152,507.54
5. Step 5: Solve for x
   x = 186,152,507.54/16,064.90
6. Step 6: Final answer
   x = 11,587.53