Finding the Fourth Proportional to 52,048.50, 78,096.94 and 16,515.42

Step by Step Solution

1. Step 1: Write the proportion equation
   52,048.50 : 78,096.94 = 16,515.42 : x
2. Step 2: Convert to fraction form
   52,048.50/78,096.94 = 16,515.42/x
3. Step 3: Cross multiply
   52,048.50x = 78,096.94 × 16,515.42
4. Step 4: Simplify right side
   52,048.50x = 1,289,803,764.81
5. Step 5: Solve for x
   x = 1,289,803,764.81/52,048.50
6. Step 6: Final answer
   x = 24,780.81