Finding the Fourth Proportional to 9,273.16, 12,792.90 and 5,545

Step by Step Solution

1. Step 1: Write the proportion equation
   9,273.16 : 12,792.90 = 5,545 : x
2. Step 2: Convert to fraction form
   9,273.16/12,792.90 = 5,545/x
3. Step 3: Cross multiply
   9,273.16x = 12,792.90 × 5,545
4. Step 4: Simplify right side
   9,273.16x = 70,936,630.50
5. Step 5: Solve for x
   x = 70,936,630.50/9,273.16
6. Step 6: Final answer
   x = 7,649.67