Finding the Fourth Proportional to 55,674.50, 83,524.72 and 18,738.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,674.50 : 83,524.72 = 18,738.50 : x
2. Step 2: Convert to fraction form
   55,674.50/83,524.72 = 18,738.50/x
3. Step 3: Cross multiply
   55,674.50x = 83,524.72 × 18,738.50
4. Step 4: Simplify right side
   55,674.50x = 1,565,127,965.72
5. Step 5: Solve for x
   x = 1,565,127,965.72/55,674.50
6. Step 6: Final answer
   x = 28,112.12