Finding the Fourth Proportional to 12,536.27, 17,300.28 and 6,870.65

Step by Step Solution

1. Step 1: Write the proportion equation
   12,536.27 : 17,300.28 = 6,870.65 : x
2. Step 2: Convert to fraction form
   12,536.27/17,300.28 = 6,870.65/x
3. Step 3: Cross multiply
   12,536.27x = 17,300.28 × 6,870.65
4. Step 4: Simplify right side
   12,536.27x = 118,864,082.28
5. Step 5: Solve for x
   x = 118,864,082.28/12,536.27
6. Step 6: Final answer
   x = 9,481.61