Finding the Fourth Proportional to 113,533.72, 170,300.09 and 34,647.68

Step by Step Solution

1. Step 1: Write the proportion equation
   113,533.72 : 170,300.09 = 34,647.68 : x
2. Step 2: Convert to fraction form
   113,533.72/170,300.09 = 34,647.68/x
3. Step 3: Cross multiply
   113,533.72x = 170,300.09 × 34,647.68
4. Step 4: Simplify right side
   113,533.72x = 5,900,503,022.29
5. Step 5: Solve for x
   x = 5,900,503,022.29/113,533.72
6. Step 6: Final answer
   x = 51,971.37