Finding the Fourth Proportional to 58,243.46, 80,269.38 and 42,300.23

Step by Step Solution

1. Step 1: Write the proportion equation
   58,243.46 : 80,269.38 = 42,300.23 : x
2. Step 2: Convert to fraction form
   58,243.46/80,269.38 = 42,300.23/x
3. Step 3: Cross multiply
   58,243.46x = 80,269.38 × 42,300.23
4. Step 4: Simplify right side
   58,243.46x = 3,395,413,235.96
5. Step 5: Solve for x
   x = 3,395,413,235.96/58,243.46
6. Step 6: Final answer
   x = 58,296.90