Finding the Fourth Proportional to 53,453.86, 80,191.86 and 16,012.42

Step by Step Solution

1. Step 1: Write the proportion equation
   53,453.86 : 80,191.86 = 16,012.42 : x
2. Step 2: Convert to fraction form
   53,453.86/80,191.86 = 16,012.42/x
3. Step 3: Cross multiply
   53,453.86x = 80,191.86 × 16,012.42
4. Step 4: Simplify right side
   53,453.86x = 1,284,065,742.90
5. Step 5: Solve for x
   x = 1,284,065,742.90/53,453.86
6. Step 6: Final answer
   x = 24,021.95