Finding the Fourth Proportional to 113,601.38, 170,400.06 and 33,638.96

Step by Step Solution

1. Step 1: Write the proportion equation
   113,601.38 : 170,400.06 = 33,638.96 : x
2. Step 2: Convert to fraction form
   113,601.38/170,400.06 = 33,638.96/x
3. Step 3: Cross multiply
   113,601.38x = 170,400.06 × 33,638.96
4. Step 4: Simplify right side
   113,601.38x = 5,732,080,802.34
5. Step 5: Solve for x
   x = 5,732,080,802.34/113,601.38
6. Step 6: Final answer
   x = 50,457.84