Finding the Fourth Proportional to 16,200, 24,300 and 3,888

Step by Step Solution

1. Step 1: Write the proportion equation
   16,200 : 24,300 = 3,888 : x
2. Step 2: Convert to fraction form
   16,200/24,300 = 3,888/x
3. Step 3: Cross multiply
   16,200x = 24,300 × 3,888
4. Step 4: Simplify right side
   16,200x = 94,478,400
5. Step 5: Solve for x
   x = 94,478,400/16,200
6. Step 6: Final answer
   x = 5,832