Finding the Fourth Proportional to 359,401.59, 538,945.08 and 134,604.42

Step by Step Solution

1. Step 1: Write the proportion equation
   359,401.59 : 538,945.08 = 134,604.42 : x
2. Step 2: Convert to fraction form
   359,401.59/538,945.08 = 134,604.42/x
3. Step 3: Cross multiply
   359,401.59x = 538,945.08 × 134,604.42
4. Step 4: Simplify right side
   359,401.59x = 72,544,389,905.25
5. Step 5: Solve for x
   x = 72,544,389,905.25/359,401.59
6. Step 6: Final answer
   x = 201,847.72