Finding the Fourth Proportional to 9,106.72, 12,566.23 and 5,127.73

Step by Step Solution

1. Step 1: Write the proportion equation
   9,106.72 : 12,566.23 = 5,127.73 : x
2. Step 2: Convert to fraction form
   9,106.72/12,566.23 = 5,127.73/x
3. Step 3: Cross multiply
   9,106.72x = 12,566.23 × 5,127.73
4. Step 4: Simplify right side
   9,106.72x = 64,436,234.56
5. Step 5: Solve for x
   x = 64,436,234.56/9,106.72
6. Step 6: Final answer
   x = 7,075.68