Finding the Fourth Proportional to 158,407.98, 237,021.39 and 156,636.42

Step by Step Solution

1. Step 1: Write the proportion equation
   158,407.98 : 237,021.39 = 156,636.42 : x
2. Step 2: Convert to fraction form
   158,407.98/237,021.39 = 156,636.42/x
3. Step 3: Cross multiply
   158,407.98x = 237,021.39 × 156,636.42
4. Step 4: Simplify right side
   158,407.98x = 37,126,181,993.02
5. Step 5: Solve for x
   x = 37,126,181,993.02/158,407.98
6. Step 6: Final answer
   x = 234,370.65