Finding the Fourth Proportional to 80,300.49, 110,866.65 and 51,633

Step by Step Solution

1. Step 1: Write the proportion equation
   80,300.49 : 110,866.65 = 51,633 : x
2. Step 2: Convert to fraction form
   80,300.49/110,866.65 = 51,633/x
3. Step 3: Cross multiply
   80,300.49x = 110,866.65 × 51,633
4. Step 4: Simplify right side
   80,300.49x = 5,724,377,739.45
5. Step 5: Solve for x
   x = 5,724,377,739.45/80,300.49
6. Step 6: Final answer
   x = 71,286.96