Finding the Fourth Proportional to 80,887.98, 111,625.50 and 45,077.18

Step by Step Solution

1. Step 1: Write the proportion equation
   80,887.98 : 111,625.50 = 45,077.18 : x
2. Step 2: Convert to fraction form
   80,887.98/111,625.50 = 45,077.18/x
3. Step 3: Cross multiply
   80,887.98x = 111,625.50 × 45,077.18
4. Step 4: Simplify right side
   80,887.98x = 5,031,762,756.09
5. Step 5: Solve for x
   x = 5,031,762,756.09/80,887.98
6. Step 6: Final answer
   x = 62,206.56