Finding the Fourth Proportional to 443,376.82, 611,861.92 and 249,786.86

Step by Step Solution

1. Step 1: Write the proportion equation
   443,376.82 : 611,861.92 = 249,786.86 : x
2. Step 2: Convert to fraction form
   443,376.82/611,861.92 = 249,786.86/x
3. Step 3: Cross multiply
   443,376.82x = 611,861.92 × 249,786.86
4. Step 4: Simplify right side
   443,376.82x = 152,835,064,066.59
5. Step 5: Solve for x
   x = 152,835,064,066.59/443,376.82
6. Step 6: Final answer
   x = 344,706.93