Finding the Fourth Proportional to 6,467.86, 8,925.25 and 3,815.38

Step by Step Solution

1. Step 1: Write the proportion equation
   6,467.86 : 8,925.25 = 3,815.38 : x
2. Step 2: Convert to fraction form
   6,467.86/8,925.25 = 3,815.38/x
3. Step 3: Cross multiply
   6,467.86x = 8,925.25 × 3,815.38
4. Step 4: Simplify right side
   6,467.86x = 34,053,220.35
5. Step 5: Solve for x
   x = 34,053,220.35/6,467.86
6. Step 6: Final answer
   x = 5,264.99