Finding the Fourth Proportional to 7,892.72, 11,839.72 and 2,627.54

Step by Step Solution

1. Step 1: Write the proportion equation
   7,892.72 : 11,839.72 = 2,627.54 : x
2. Step 2: Convert to fraction form
   7,892.72/11,839.72 = 2,627.54/x
3. Step 3: Cross multiply
   7,892.72x = 11,839.72 × 2,627.54
4. Step 4: Simplify right side
   7,892.72x = 31,109,337.89
5. Step 5: Solve for x
   x = 31,109,337.89/7,892.72
6. Step 6: Final answer
   x = 3,941.52