Finding the Fourth Proportional to 664,086.62, 995,784.05 and 237,458.00

Step by Step Solution

1. Step 1: Write the proportion equation
   664,086.62 : 995,784.05 = 237,458.00 : x
2. Step 2: Convert to fraction form
   664,086.62/995,784.05 = 237,458.00/x
3. Step 3: Cross multiply
   664,086.62x = 995,784.05 × 237,458.00
4. Step 4: Simplify right side
   664,086.62x = 236,456,882,778.69
5. Step 5: Solve for x
   x = 236,456,882,778.69/664,086.62
6. Step 6: Final answer
   x = 356,063.32