Finding the Fourth Proportional to 52,984.98, 79,477.27 and 13,542.03

Step by Step Solution

1. Step 1: Write the proportion equation
   52,984.98 : 79,477.27 = 13,542.03 : x
2. Step 2: Convert to fraction form
   52,984.98/79,477.27 = 13,542.03/x
3. Step 3: Cross multiply
   52,984.98x = 79,477.27 × 13,542.03
4. Step 4: Simplify right side
   52,984.98x = 1,076,283,540.80
5. Step 5: Solve for x
   x = 1,076,283,540.80/52,984.98
6. Step 6: Final answer
   x = 20,312.99