Finding the Fourth Proportional to 82,398.63, 123,586.98 and 23,239.05

Step by Step Solution

1. Step 1: Write the proportion equation
   82,398.63 : 123,586.98 = 23,239.05 : x
2. Step 2: Convert to fraction form
   82,398.63/123,586.98 = 23,239.05/x
3. Step 3: Cross multiply
   82,398.63x = 123,586.98 × 23,239.05
4. Step 4: Simplify right side
   82,398.63x = 2,872,044,007.57
5. Step 5: Solve for x
   x = 2,872,044,007.57/82,398.63
6. Step 6: Final answer
   x = 34,855.48