Finding the Fourth Proportional to 82,667.84, 124,009.92 and 26,493.80

Step by Step Solution

1. Step 1: Write the proportion equation
   82,667.84 : 124,009.92 = 26,493.80 : x
2. Step 2: Convert to fraction form
   82,667.84/124,009.92 = 26,493.80/x
3. Step 3: Cross multiply
   82,667.84x = 124,009.92 × 26,493.80
4. Step 4: Simplify right side
   82,667.84x = 3,285,494,018.50
5. Step 5: Solve for x
   x = 3,285,494,018.50/82,667.84
6. Step 6: Final answer
   x = 39,743.32