Finding the Fourth Proportional to 82,124.54, 123,185.73 and 19,794.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,124.54 : 123,185.73 = 19,794.50 : x
2. Step 2: Convert to fraction form
   82,124.54/123,185.73 = 19,794.50/x
3. Step 3: Cross multiply
   82,124.54x = 123,185.73 × 19,794.50
4. Step 4: Simplify right side
   82,124.54x = 2,438,399,932.49
5. Step 5: Solve for x
   x = 2,438,399,932.49/82,124.54
6. Step 6: Final answer
   x = 29,691.49