Finding the Fourth Proportional to 3,454.77, 5,175.77 and 2,672.00

Step by Step Solution

1. Step 1: Write the proportion equation
   3,454.77 : 5,175.77 = 2,672.00 : x
2. Step 2: Convert to fraction form
   3,454.77/5,175.77 = 2,672.00/x
3. Step 3: Cross multiply
   3,454.77x = 5,175.77 × 2,672.00
4. Step 4: Simplify right side
   3,454.77x = 13,829,618.20
5. Step 5: Solve for x
   x = 13,829,618.20/3,454.77
6. Step 6: Final answer
   x = 4,003.05