Finding the Fourth Proportional to 58,638.69, 80,916.60 and 33,147.24

Step by Step Solution

1. Step 1: Write the proportion equation
   58,638.69 : 80,916.60 = 33,147.24 : x
2. Step 2: Convert to fraction form
   58,638.69/80,916.60 = 33,147.24/x
3. Step 3: Cross multiply
   58,638.69x = 80,916.60 × 33,147.24
4. Step 4: Simplify right side
   58,638.69x = 2,682,161,960.18
5. Step 5: Solve for x
   x = 2,682,161,960.18/58,638.69
6. Step 6: Final answer
   x = 45,740.48