Finding the Fourth Proportional to 82,766.34, 124,156.80 and 26,611.47

Step by Step Solution

1. Step 1: Write the proportion equation
   82,766.34 : 124,156.80 = 26,611.47 : x
2. Step 2: Convert to fraction form
   82,766.34/124,156.80 = 26,611.47/x
3. Step 3: Cross multiply
   82,766.34x = 124,156.80 × 26,611.47
4. Step 4: Simplify right side
   82,766.34x = 3,303,994,958.50
5. Step 5: Solve for x
   x = 3,303,994,958.50/82,766.34
6. Step 6: Final answer
   x = 39,919.55