Finding the Fourth Proportional to 9,072.18, 12,518.75 and 5,092.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,072.18 : 12,518.75 = 5,092.52 : x
2. Step 2: Convert to fraction form
   9,072.18/12,518.75 = 5,092.52/x
3. Step 3: Cross multiply
   9,072.18x = 12,518.75 × 5,092.52
4. Step 4: Simplify right side
   9,072.18x = 63,751,934.89
5. Step 5: Solve for x
   x = 63,751,934.89/9,072.18
6. Step 6: Final answer
   x = 7,027.19