Finding the Fourth Proportional to 82,311.49, 123,467.69 and 23,147.67

Step by Step Solution

1. Step 1: Write the proportion equation
   82,311.49 : 123,467.69 = 23,147.67 : x
2. Step 2: Convert to fraction form
   82,311.49/123,467.69 = 23,147.67/x
3. Step 3: Cross multiply
   82,311.49x = 123,467.69 × 23,147.67
4. Step 4: Simplify right side
   82,311.49x = 2,857,989,864.66
5. Step 5: Solve for x
   x = 2,857,989,864.66/82,311.49
6. Step 6: Final answer
   x = 34,721.64