Finding the Fourth Proportional to 103,648.50, 143,033.25 and 58,326.46

Step by Step Solution

1. Step 1: Write the proportion equation
   103,648.50 : 143,033.25 = 58,326.46 : x
2. Step 2: Convert to fraction form
   103,648.50/143,033.25 = 58,326.46/x
3. Step 3: Cross multiply
   103,648.50x = 143,033.25 × 58,326.46
4. Step 4: Simplify right side
   103,648.50x = 8,342,622,667.85
5. Step 5: Solve for x
   x = 8,342,622,667.85/103,648.50
6. Step 6: Final answer
   x = 80,489.56