Finding the Fourth Proportional to 81,133.24, 111,955.82 and 45,322.48

Step by Step Solution

1. Step 1: Write the proportion equation
   81,133.24 : 111,955.82 = 45,322.48 : x
2. Step 2: Convert to fraction form
   81,133.24/111,955.82 = 45,322.48/x
3. Step 3: Cross multiply
   81,133.24x = 111,955.82 × 45,322.48
4. Step 4: Simplify right side
   81,133.24x = 5,074,115,412.83
5. Step 5: Solve for x
   x = 5,074,115,412.83/81,133.24
6. Step 6: Final answer
   x = 62,540.52