Finding the Fourth Proportional to 12,212.34, 16,853.04 and 6,907.05

Step by Step Solution

1. Step 1: Write the proportion equation
   12,212.34 : 16,853.04 = 6,907.05 : x
2. Step 2: Convert to fraction form
   12,212.34/16,853.04 = 6,907.05/x
3. Step 3: Cross multiply
   12,212.34x = 16,853.04 × 6,907.05
4. Step 4: Simplify right side
   12,212.34x = 116,404,700.83
5. Step 5: Solve for x
   x = 116,404,700.83/12,212.34
6. Step 6: Final answer
   x = 9,531.72