Finding the Fourth Proportional to 79,020.73, 109,048.71 and 45,027.73

Step by Step Solution

1. Step 1: Write the proportion equation
   79,020.73 : 109,048.71 = 45,027.73 : x
2. Step 2: Convert to fraction form
   79,020.73/109,048.71 = 45,027.73/x
3. Step 3: Cross multiply
   79,020.73x = 109,048.71 × 45,027.73
4. Step 4: Simplify right side
   79,020.73x = 4,910,215,870.73
5. Step 5: Solve for x
   x = 4,910,215,870.73/79,020.73
6. Step 6: Final answer
   x = 62,138.33