Finding the Fourth Proportional to 422,892.27, 634,270.82 and 123,302.79

Step by Step Solution

1. Step 1: Write the proportion equation
   422,892.27 : 634,270.82 = 123,302.79 : x
2. Step 2: Convert to fraction form
   422,892.27/634,270.82 = 123,302.79/x
3. Step 3: Cross multiply
   422,892.27x = 634,270.82 × 123,302.79
4. Step 4: Simplify right side
   422,892.27x = 78,207,361,105.07
5. Step 5: Solve for x
   x = 78,207,361,105.07/422,892.27
6. Step 6: Final answer
   x = 184,934.48