Finding the Fourth Proportional to 321,913.72, 483,188.52 and 241,672.72

Step by Step Solution

1. Step 1: Write the proportion equation
   321,913.72 : 483,188.52 = 241,672.72 : x
2. Step 2: Convert to fraction form
   321,913.72/483,188.52 = 241,672.72/x
3. Step 3: Cross multiply
   321,913.72x = 483,188.52 × 241,672.72
4. Step 4: Simplify right side
   321,913.72x = 116,773,483,901.17
5. Step 5: Solve for x
   x = 116,773,483,901.17/321,913.72
6. Step 6: Final answer
   x = 362,747.77