Finding the Fourth Proportional to 55,971.98, 83,934.27 and 16,518.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,971.98 : 83,934.27 = 16,518.50 : x
2. Step 2: Convert to fraction form
   55,971.98/83,934.27 = 16,518.50/x
3. Step 3: Cross multiply
   55,971.98x = 83,934.27 × 16,518.50
4. Step 4: Simplify right side
   55,971.98x = 1,386,467,819.32
5. Step 5: Solve for x
   x = 1,386,467,819.32/55,971.98
6. Step 6: Final answer
   x = 24,770.75