Finding the Fourth Proportional to 80,858.79, 111,581.82 and 45,047.88

Step by Step Solution

1. Step 1: Write the proportion equation
   80,858.79 : 111,581.82 = 45,047.88 : x
2. Step 2: Convert to fraction form
   80,858.79/111,581.82 = 45,047.88/x
3. Step 3: Cross multiply
   80,858.79x = 111,581.82 × 45,047.88
4. Step 4: Simplify right side
   80,858.79x = 5,026,524,437.54
5. Step 5: Solve for x
   x = 5,026,524,437.54/80,858.79
6. Step 6: Final answer
   x = 62,164.23