Finding the Fourth Proportional to 427,932.72, 590,521.32 and 236,934.72

Step by Step Solution

1. Step 1: Write the proportion equation
   427,932.72 : 590,521.32 = 236,934.72 : x
2. Step 2: Convert to fraction form
   427,932.72/590,521.32 = 236,934.72/x
3. Step 3: Cross multiply
   427,932.72x = 590,521.32 × 236,934.72
4. Step 4: Simplify right side
   427,932.72x = 139,915,003,608.23
5. Step 5: Solve for x
   x = 139,915,003,608.23/427,932.72
6. Step 6: Final answer
   x = 326,955.61