Finding the Fourth Proportional to 196,667.36, 294,476.16 and 102,976.16

Step by Step Solution

1. Step 1: Write the proportion equation
   196,667.36 : 294,476.16 = 102,976.16 : x
2. Step 2: Convert to fraction form
   196,667.36/294,476.16 = 102,976.16/x
3. Step 3: Cross multiply
   196,667.36x = 294,476.16 × 102,976.16
4. Step 4: Simplify right side
   196,667.36x = 30,324,024,168.35
5. Step 5: Solve for x
   x = 30,324,024,168.35/196,667.36
6. Step 6: Final answer
   x = 154,189.41