Finding the Fourth Proportional to 81,855.54, 112,959.83 and 45,556.38

Step by Step Solution

1. Step 1: Write the proportion equation
   81,855.54 : 112,959.83 = 45,556.38 : x
2. Step 2: Convert to fraction form
   81,855.54/112,959.83 = 45,556.38/x
3. Step 3: Cross multiply
   81,855.54x = 112,959.83 × 45,556.38
4. Step 4: Simplify right side
   81,855.54x = 5,146,041,054.11
5. Step 5: Solve for x
   x = 5,146,041,054.11/81,855.54
6. Step 6: Final answer
   x = 62,867.35