Finding the Fourth Proportional to 42,536.61, 63,805.52 and 16,242.80

Step by Step Solution

1. Step 1: Write the proportion equation
   42,536.61 : 63,805.52 = 16,242.80 : x
2. Step 2: Convert to fraction form
   42,536.61/63,805.52 = 16,242.80/x
3. Step 3: Cross multiply
   42,536.61x = 63,805.52 × 16,242.80
4. Step 4: Simplify right side
   42,536.61x = 1,036,380,021.84
5. Step 5: Solve for x
   x = 1,036,380,021.84/42,536.61
6. Step 6: Final answer
   x = 24,364.42