Finding the Fourth Proportional to 82,371.98, 123,556.62 and 26,215.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,371.98 : 123,556.62 = 26,215.50 : x
2. Step 2: Convert to fraction form
   82,371.98/123,556.62 = 26,215.50/x
3. Step 3: Cross multiply
   82,371.98x = 123,556.62 × 26,215.50
4. Step 4: Simplify right side
   82,371.98x = 3,239,098,571.61
5. Step 5: Solve for x
   x = 3,239,098,571.61/82,371.98
6. Step 6: Final answer
   x = 39,322.82