Finding the Fourth Proportional to 52,974.72, 79,462.00 and 13,531.84

Step by Step Solution

1. Step 1: Write the proportion equation
   52,974.72 : 79,462.00 = 13,531.84 : x
2. Step 2: Convert to fraction form
   52,974.72/79,462.00 = 13,531.84/x
3. Step 3: Cross multiply
   52,974.72x = 79,462.00 × 13,531.84
4. Step 4: Simplify right side
   52,974.72x = 1,075,267,002.42
5. Step 5: Solve for x
   x = 1,075,267,002.42/52,974.72
6. Step 6: Final answer
   x = 20,297.74