Finding the Fourth Proportional to 443,946.76, 612,496.61 and 252,824.83

Step by Step Solution

1. Step 1: Write the proportion equation
   443,946.76 : 612,496.61 = 252,824.83 : x
2. Step 2: Convert to fraction form
   443,946.76/612,496.61 = 252,824.83/x
3. Step 3: Cross multiply
   443,946.76x = 612,496.61 × 252,824.83
4. Step 4: Simplify right side
   443,946.76x = 154,854,351,298.83
5. Step 5: Solve for x
   x = 154,854,351,298.83/443,946.76
6. Step 6: Final answer
   x = 348,812.89