Finding the Fourth Proportional to 19,835.37, 29,762.78 and 8,148.69

Step by Step Solution

1. Step 1: Write the proportion equation
   19,835.37 : 29,762.78 = 8,148.69 : x
2. Step 2: Convert to fraction form
   19,835.37/29,762.78 = 8,148.69/x
3. Step 3: Cross multiply
   19,835.37x = 29,762.78 × 8,148.69
4. Step 4: Simplify right side
   19,835.37x = 242,527,627.01
5. Step 5: Solve for x
   x = 242,527,627.01/19,835.37
6. Step 6: Final answer
   x = 12,227.03