Finding the Fourth Proportional to 8,783.35, 12,131.01 and 5,907.08

Step by Step Solution

1. Step 1: Write the proportion equation
   8,783.35 : 12,131.01 = 5,907.08 : x
2. Step 2: Convert to fraction form
   8,783.35/12,131.01 = 5,907.08/x
3. Step 3: Cross multiply
   8,783.35x = 12,131.01 × 5,907.08
4. Step 4: Simplify right side
   8,783.35x = 71,658,846.55
5. Step 5: Solve for x
   x = 71,658,846.55/8,783.35
6. Step 6: Final answer
   x = 8,158.49