Finding the Fourth Proportional to 80,956, 111,733.86 and 47,422

Step by Step Solution

1. Step 1: Write the proportion equation
   80,956 : 111,733.86 = 47,422 : x
2. Step 2: Convert to fraction form
   80,956/111,733.86 = 47,422/x
3. Step 3: Cross multiply
   80,956x = 111,733.86 × 47,422
4. Step 4: Simplify right side
   80,956x = 5,298,643,108.92
5. Step 5: Solve for x
   x = 5,298,643,108.92/80,956
6. Step 6: Final answer
   x = 65,450.90