Finding the Fourth Proportional to 444,152.72, 612,931.56 and 242,948.72

Step by Step Solution

1. Step 1: Write the proportion equation
   444,152.72 : 612,931.56 = 242,948.72 : x
2. Step 2: Convert to fraction form
   444,152.72/612,931.56 = 242,948.72/x
3. Step 3: Cross multiply
   444,152.72x = 612,931.56 × 242,948.72
4. Step 4: Simplify right side
   444,152.72x = 148,910,937,949.60
5. Step 5: Solve for x
   x = 148,910,937,949.60/444,152.72
6. Step 6: Final answer
   x = 335,269.67