Finding the Fourth Proportional to 12,736.35, 17,575.31 and 7,703.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,736.35 : 17,575.31 = 7,703.34 : x
2. Step 2: Convert to fraction form
   12,736.35/17,575.31 = 7,703.34/x
3. Step 3: Cross multiply
   12,736.35x = 17,575.31 × 7,703.34
4. Step 4: Simplify right side
   12,736.35x = 135,388,588.54
5. Step 5: Solve for x
   x = 135,388,588.54/12,736.35
6. Step 6: Final answer
   x = 10,630.09