Finding the Fourth Proportional to 113,748.75, 156,922.56 and 65,974.41

Step by Step Solution

1. Step 1: Write the proportion equation
   113,748.75 : 156,922.56 = 65,974.41 : x
2. Step 2: Convert to fraction form
   113,748.75/156,922.56 = 65,974.41/x
3. Step 3: Cross multiply
   113,748.75x = 156,922.56 × 65,974.41
4. Step 4: Simplify right side
   113,748.75x = 10,352,873,311.69
5. Step 5: Solve for x
   x = 10,352,873,311.69/113,748.75
6. Step 6: Final answer
   x = 91,015.27