Finding the Fourth Proportional to 55,665.72, 83,512.35 and 16,223.16

Step by Step Solution

1. Step 1: Write the proportion equation
   55,665.72 : 83,512.35 = 16,223.16 : x
2. Step 2: Convert to fraction form
   55,665.72/83,512.35 = 16,223.16/x
3. Step 3: Cross multiply
   55,665.72x = 83,512.35 × 16,223.16
4. Step 4: Simplify right side
   55,665.72x = 1,354,834,216.03
5. Step 5: Solve for x
   x = 1,354,834,216.03/55,665.72
6. Step 6: Final answer
   x = 24,338.75