Finding the Fourth Proportional to 82,408.52, 123,513.90 and 37,974.28

Step by Step Solution

1. Step 1: Write the proportion equation
   82,408.52 : 123,513.90 = 37,974.28 : x
2. Step 2: Convert to fraction form
   82,408.52/123,513.90 = 37,974.28/x
3. Step 3: Cross multiply
   82,408.52x = 123,513.90 × 37,974.28
4. Step 4: Simplify right side
   82,408.52x = 4,690,351,422.49
5. Step 5: Solve for x
   x = 4,690,351,422.49/82,408.52
6. Step 6: Final answer
   x = 56,915.86