Finding the Fourth Proportional to 12,656.48, 17,465.73 and 7,351.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,656.48 : 17,465.73 = 7,351.34 : x
2. Step 2: Convert to fraction form
   12,656.48/17,465.73 = 7,351.34/x
3. Step 3: Cross multiply
   12,656.48x = 17,465.73 × 7,351.34
4. Step 4: Simplify right side
   12,656.48x = 128,396,519.58
5. Step 5: Solve for x
   x = 128,396,519.58/12,656.48
6. Step 6: Final answer
   x = 10,144.73