Finding the Fourth Proportional to 82,581.31, 113,964.32 and 46,770.80

Step by Step Solution

1. Step 1: Write the proportion equation
   82,581.31 : 113,964.32 = 46,770.80 : x
2. Step 2: Convert to fraction form
   82,581.31/113,964.32 = 46,770.80/x
3. Step 3: Cross multiply
   82,581.31x = 113,964.32 × 46,770.80
4. Step 4: Simplify right side
   82,581.31x = 5,330,202,417.86
5. Step 5: Solve for x
   x = 5,330,202,417.86/82,581.31
6. Step 6: Final answer
   x = 64,544.90