Finding the Fourth Proportional to 52,847.52, 79,271.12 and 13,404.54

Step by Step Solution

1. Step 1: Write the proportion equation
   52,847.52 : 79,271.12 = 13,404.54 : x
2. Step 2: Convert to fraction form
   52,847.52/79,271.12 = 13,404.54/x
3. Step 3: Cross multiply
   52,847.52x = 79,271.12 × 13,404.54
4. Step 4: Simplify right side
   52,847.52x = 1,062,592,898.88
5. Step 5: Solve for x
   x = 1,062,592,898.88/52,847.52
6. Step 6: Final answer
   x = 20,106.77