Finding the Fourth Proportional to 434,667.42, 599,856.60 and 253,350.12

Step by Step Solution

1. Step 1: Write the proportion equation
   434,667.42 : 599,856.60 = 253,350.12 : x
2. Step 2: Convert to fraction form
   434,667.42/599,856.60 = 253,350.12/x
3. Step 3: Cross multiply
   434,667.42x = 599,856.60 × 253,350.12
4. Step 4: Simplify right side
   434,667.42x = 151,973,741,592.79
5. Step 5: Solve for x
   x = 151,973,741,592.79/434,667.42
6. Step 6: Final answer
   x = 349,632.24