Finding the Fourth Proportional to 12,431.01, 17,154.72 and 6,765.60

Step by Step Solution

1. Step 1: Write the proportion equation
   12,431.01 : 17,154.72 = 6,765.60 : x
2. Step 2: Convert to fraction form
   12,431.01/17,154.72 = 6,765.60/x
3. Step 3: Cross multiply
   12,431.01x = 17,154.72 × 6,765.60
4. Step 4: Simplify right side
   12,431.01x = 116,061,973.63
5. Step 5: Solve for x
   x = 116,061,973.63/12,431.01
6. Step 6: Final answer
   x = 9,336.49