Finding the Fourth Proportional to 236,055.89, 354,188.50 and 123,709.43

Step by Step Solution

1. Step 1: Write the proportion equation
   236,055.89 : 354,188.50 = 123,709.43 : x
2. Step 2: Convert to fraction form
   236,055.89/354,188.50 = 123,709.43/x
3. Step 3: Cross multiply
   236,055.89x = 354,188.50 × 123,709.43
4. Step 4: Simplify right side
   236,055.89x = 43,816,456,031.44
5. Step 5: Solve for x
   x = 43,816,456,031.44/236,055.89
6. Step 6: Final answer
   x = 185,618.99