Finding the Fourth Proportional to 13,732.82, 18,952.35 and 7,764.61

Step by Step Solution

1. Step 1: Write the proportion equation
   13,732.82 : 18,952.35 = 7,764.61 : x
2. Step 2: Convert to fraction form
   13,732.82/18,952.35 = 7,764.61/x
3. Step 3: Cross multiply
   13,732.82x = 18,952.35 × 7,764.61
4. Step 4: Simplify right side
   13,732.82x = 147,157,606.33
5. Step 5: Solve for x
   x = 147,157,606.33/13,732.82
6. Step 6: Final answer
   x = 10,715.76