Finding the Fourth Proportional to 4,671.89, 6,445.06 and 3,259.05

Step by Step Solution

1. Step 1: Write the proportion equation
   4,671.89 : 6,445.06 = 3,259.05 : x
2. Step 2: Convert to fraction form
   4,671.89/6,445.06 = 3,259.05/x
3. Step 3: Cross multiply
   4,671.89x = 6,445.06 × 3,259.05
4. Step 4: Simplify right side
   4,671.89x = 21,004,772.79
5. Step 5: Solve for x
   x = 21,004,772.79/4,671.89
6. Step 6: Final answer
   x = 4,495.99