Finding the Fourth Proportional to 359,071.50, 495,150.39 and 236,595.99

Step by Step Solution

1. Step 1: Write the proportion equation
   359,071.50 : 495,150.39 = 236,595.99 : x
2. Step 2: Convert to fraction form
   359,071.50/495,150.39 = 236,595.99/x
3. Step 3: Cross multiply
   359,071.50x = 495,150.39 × 236,595.99
4. Step 4: Simplify right side
   359,071.50x = 117,150,596,720.94
5. Step 5: Solve for x
   x = 117,150,596,720.94/359,071.50
6. Step 6: Final answer
   x = 326,259.80