Finding the Fourth Proportional to 113,667.35, 170,389.63 and 96,838.39

Step by Step Solution

1. Step 1: Write the proportion equation
   113,667.35 : 170,389.63 = 96,838.39 : x
2. Step 2: Convert to fraction form
   113,667.35/170,389.63 = 96,838.39/x
3. Step 3: Cross multiply
   113,667.35x = 170,389.63 × 96,838.39
4. Step 4: Simplify right side
   113,667.35x = 16,500,256,272.77
5. Step 5: Solve for x
   x = 16,500,256,272.77/113,667.35
6. Step 6: Final answer
   x = 145,162.67