Finding the Fourth Proportional to 19,846.76, 29,747.46 and 8,145.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,846.76 : 29,747.46 = 8,145.50 : x
2. Step 2: Convert to fraction form
   19,846.76/29,747.46 = 8,145.50/x
3. Step 3: Cross multiply
   19,846.76x = 29,747.46 × 8,145.50
4. Step 4: Simplify right side
   19,846.76x = 242,307,935.43
5. Step 5: Solve for x
   x = 242,307,935.43/19,846.76
6. Step 6: Final answer
   x = 12,208.94