Finding the Fourth Proportional to 82,173.08, 123,278.06 and 26,016.55

Step by Step Solution

1. Step 1: Write the proportion equation
   82,173.08 : 123,278.06 = 26,016.55 : x
2. Step 2: Convert to fraction form
   82,173.08/123,278.06 = 26,016.55/x
3. Step 3: Cross multiply
   82,173.08x = 123,278.06 × 26,016.55
4. Step 4: Simplify right side
   82,173.08x = 3,207,269,811.89
5. Step 5: Solve for x
   x = 3,207,269,811.89/82,173.08
6. Step 6: Final answer
   x = 39,030.66