Finding the Fourth Proportional to 85,601.34, 128,389.32 and 33,004.26

Step by Step Solution

1. Step 1: Write the proportion equation
   85,601.34 : 128,389.32 = 33,004.26 : x
2. Step 2: Convert to fraction form
   85,601.34/128,389.32 = 33,004.26/x
3. Step 3: Cross multiply
   85,601.34x = 128,389.32 × 33,004.26
4. Step 4: Simplify right side
   85,601.34x = 4,237,394,498.50
5. Step 5: Solve for x
   x = 4,237,394,498.50/85,601.34
6. Step 6: Final answer
   x = 49,501.50