Finding the Fourth Proportional to 293,238.12, 404,667.18 and 159,102.12

Step by Step Solution

1. Step 1: Write the proportion equation
   293,238.12 : 404,667.18 = 159,102.12 : x
2. Step 2: Convert to fraction form
   293,238.12/404,667.18 = 159,102.12/x
3. Step 3: Cross multiply
   293,238.12x = 404,667.18 × 159,102.12
4. Step 4: Simplify right side
   293,238.12x = 64,383,406,232.42
5. Step 5: Solve for x
   x = 64,383,406,232.42/293,238.12
6. Step 6: Final answer
   x = 219,560.15