Finding the Fourth Proportional to 3,407.76, 5,105.04 and 2,627.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,407.76 : 5,105.04 = 2,627.04 : x
2. Step 2: Convert to fraction form
   3,407.76/5,105.04 = 2,627.04/x
3. Step 3: Cross multiply
   3,407.76x = 5,105.04 × 2,627.04
4. Step 4: Simplify right side
   3,407.76x = 13,411,144.28
5. Step 5: Solve for x
   x = 13,411,144.28/3,407.76
6. Step 6: Final answer
   x = 3,935.47