Finding the Fourth Proportional to 82,135.77, 123,204.56 and 25,974.51

Step by Step Solution

1. Step 1: Write the proportion equation
   82,135.77 : 123,204.56 = 25,974.51 : x
2. Step 2: Convert to fraction form
   82,135.77/123,204.56 = 25,974.51/x
3. Step 3: Cross multiply
   82,135.77x = 123,204.56 × 25,974.51
4. Step 4: Simplify right side
   82,135.77x = 3,200,178,075.77
5. Step 5: Solve for x
   x = 3,200,178,075.77/82,135.77
6. Step 6: Final answer
   x = 38,962.05