Finding the Fourth Proportional to 82,482.22, 123,662.76 and 26,290

Step by Step Solution

1. Step 1: Write the proportion equation
   82,482.22 : 123,662.76 = 26,290 : x
2. Step 2: Convert to fraction form
   82,482.22/123,662.76 = 26,290/x
3. Step 3: Cross multiply
   82,482.22x = 123,662.76 × 26,290
4. Step 4: Simplify right side
   82,482.22x = 3,251,093,960.40
5. Step 5: Solve for x
   x = 3,251,093,960.40/82,482.22
6. Step 6: Final answer
   x = 39,415.69