Finding the Fourth Proportional to 82,017.99, 122,983.25 and 42,477.03

Step by Step Solution

1. Step 1: Write the proportion equation
   82,017.99 : 122,983.25 = 42,477.03 : x
2. Step 2: Convert to fraction form
   82,017.99/122,983.25 = 42,477.03/x
3. Step 3: Cross multiply
   82,017.99x = 122,983.25 × 42,477.03
4. Step 4: Simplify right side
   82,017.99x = 5,223,962,987.36
5. Step 5: Solve for x
   x = 5,223,962,987.36/82,017.99
6. Step 6: Final answer
   x = 63,692.89