Finding the Fourth Proportional to 12,523.54, 17,282.49 and 7,807.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,523.54 : 17,282.49 = 7,807.82 : x
2. Step 2: Convert to fraction form
   12,523.54/17,282.49 = 7,807.82/x
3. Step 3: Cross multiply
   12,523.54x = 17,282.49 × 7,807.82
4. Step 4: Simplify right side
   12,523.54x = 134,938,571.07
5. Step 5: Solve for x
   x = 134,938,571.07/12,523.54
6. Step 6: Final answer
   x = 10,774.79