Finding the Fourth Proportional to 82,399.52, 123,599.34 and 20,069.48

Step by Step Solution

1. Step 1: Write the proportion equation
   82,399.52 : 123,599.34 = 20,069.48 : x
2. Step 2: Convert to fraction form
   82,399.52/123,599.34 = 20,069.48/x
3. Step 3: Cross multiply
   82,399.52x = 123,599.34 × 20,069.48
4. Step 4: Simplify right side
   82,399.52x = 2,480,574,482.14
5. Step 5: Solve for x
   x = 2,480,574,482.14/82,399.52
6. Step 6: Final answer
   x = 30,104.23