Finding the Fourth Proportional to 194,667.72, 268,635.60 and 108,629.04

Step by Step Solution

1. Step 1: Write the proportion equation
   194,667.72 : 268,635.60 = 108,629.04 : x
2. Step 2: Convert to fraction form
   194,667.72/268,635.60 = 108,629.04/x
3. Step 3: Cross multiply
   194,667.72x = 268,635.60 × 108,629.04
4. Step 4: Simplify right side
   194,667.72x = 29,181,627,337.82
5. Step 5: Solve for x
   x = 29,181,627,337.82/194,667.72
6. Step 6: Final answer
   x = 149,904.81