Finding the Fourth Proportional to 13,472.73, 18,592.83 and 7,807.49

Step by Step Solution

1. Step 1: Write the proportion equation
   13,472.73 : 18,592.83 = 7,807.49 : x
2. Step 2: Convert to fraction form
   13,472.73/18,592.83 = 7,807.49/x
3. Step 3: Cross multiply
   13,472.73x = 18,592.83 × 7,807.49
4. Step 4: Simplify right side
   13,472.73x = 145,163,202.30
5. Step 5: Solve for x
   x = 145,163,202.30/13,472.73
6. Step 6: Final answer
   x = 10,774.60