Finding the Fourth Proportional to 6,451.45, 8,895.90 and 4,209.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,451.45 : 8,895.90 = 4,209.10 : x
2. Step 2: Convert to fraction form
   6,451.45/8,895.90 = 4,209.10/x
3. Step 3: Cross multiply
   6,451.45x = 8,895.90 × 4,209.10
4. Step 4: Simplify right side
   6,451.45x = 37,443,732.69
5. Step 5: Solve for x
   x = 37,443,732.69/6,451.45
6. Step 6: Final answer
   x = 5,803.93