Finding the Fourth Proportional to 55,662.30, 83,485.35 and 16,215.30

Step by Step Solution

1. Step 1: Write the proportion equation
   55,662.30 : 83,485.35 = 16,215.30 : x
2. Step 2: Convert to fraction form
   55,662.30/83,485.35 = 16,215.30/x
3. Step 3: Cross multiply
   55,662.30x = 83,485.35 × 16,215.30
4. Step 4: Simplify right side
   55,662.30x = 1,353,739,995.86
5. Step 5: Solve for x
   x = 1,353,739,995.86/55,662.30
6. Step 6: Final answer
   x = 24,320.59