Finding the Fourth Proportional to 80,888.54, 111,626.34 and 45,077.83

Step by Step Solution

1. Step 1: Write the proportion equation
   80,888.54 : 111,626.34 = 45,077.83 : x
2. Step 2: Convert to fraction form
   80,888.54/111,626.34 = 45,077.83/x
3. Step 3: Cross multiply
   80,888.54x = 111,626.34 × 45,077.83
4. Step 4: Simplify right side
   80,888.54x = 5,031,872,729.93
5. Step 5: Solve for x
   x = 5,031,872,729.93/80,888.54
6. Step 6: Final answer
   x = 62,207.49