Finding the Fourth Proportional to 6,907.86, 10,364.61 and 3,623.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,907.86 : 10,364.61 = 3,623.10 : x
2. Step 2: Convert to fraction form
   6,907.86/10,364.61 = 3,623.10/x
3. Step 3: Cross multiply
   6,907.86x = 10,364.61 × 3,623.10
4. Step 4: Simplify right side
   6,907.86x = 37,552,018.49
5. Step 5: Solve for x
   x = 37,552,018.49/6,907.86
6. Step 6: Final answer
   x = 5,436.13