Finding the Fourth Proportional to 82,964.55, 124,446.59 and 20,635.05

Step by Step Solution

1. Step 1: Write the proportion equation
   82,964.55 : 124,446.59 = 20,635.05 : x
2. Step 2: Convert to fraction form
   82,964.55/124,446.59 = 20,635.05/x
3. Step 3: Cross multiply
   82,964.55x = 124,446.59 × 20,635.05
4. Step 4: Simplify right side
   82,964.55x = 2,567,961,503.80
5. Step 5: Solve for x
   x = 2,567,961,503.80/82,964.55
6. Step 6: Final answer
   x = 30,952.52