Finding the Fourth Proportional to 16,061.32, 22,164.70 and 8,987.84

Step by Step Solution

1. Step 1: Write the proportion equation
   16,061.32 : 22,164.70 = 8,987.84 : x
2. Step 2: Convert to fraction form
   16,061.32/22,164.70 = 8,987.84/x
3. Step 3: Cross multiply
   16,061.32x = 22,164.70 × 8,987.84
4. Step 4: Simplify right side
   16,061.32x = 199,212,777.25
5. Step 5: Solve for x
   x = 199,212,777.25/16,061.32
6. Step 6: Final answer
   x = 12,403.26