Finding the Fourth Proportional to 82,289.48, 123,438.83 and 23,120.53

Step by Step Solution

1. Step 1: Write the proportion equation
   82,289.48 : 123,438.83 = 23,120.53 : x
2. Step 2: Convert to fraction form
   82,289.48/123,438.83 = 23,120.53/x
3. Step 3: Cross multiply
   82,289.48x = 123,438.83 × 23,120.53
4. Step 4: Simplify right side
   82,289.48x = 2,853,971,210.88
5. Step 5: Solve for x
   x = 2,853,971,210.88/82,289.48
6. Step 6: Final answer
   x = 34,682.09