Finding the Fourth Proportional to 9,072.05, 12,518.57 and 5,092.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,072.05 : 12,518.57 = 5,092.25 : x
2. Step 2: Convert to fraction form
   9,072.05/12,518.57 = 5,092.25/x
3. Step 3: Cross multiply
   9,072.05x = 12,518.57 × 5,092.25
4. Step 4: Simplify right side
   9,072.05x = 63,747,662.62
5. Step 5: Solve for x
   x = 63,747,662.62/9,072.05
6. Step 6: Final answer
   x = 7,026.82