Finding the Fourth Proportional to 8,072.56, 12,114.42 and 5,300.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,072.56 : 12,114.42 = 5,300.56 : x
2. Step 2: Convert to fraction form
   8,072.56/12,114.42 = 5,300.56/x
3. Step 3: Cross multiply
   8,072.56x = 12,114.42 × 5,300.56
4. Step 4: Simplify right side
   8,072.56x = 64,213,210.08
5. Step 5: Solve for x
   x = 64,213,210.08/8,072.56
6. Step 6: Final answer
   x = 7,954.50