Finding the Fourth Proportional to 443,076.82, 611,460.09 and 252,102.51

Step by Step Solution

1. Step 1: Write the proportion equation
   443,076.82 : 611,460.09 = 252,102.51 : x
2. Step 2: Convert to fraction form
   443,076.82/611,460.09 = 252,102.51/x
3. Step 3: Cross multiply
   443,076.82x = 611,460.09 × 252,102.51
4. Step 4: Simplify right side
   443,076.82x = 154,150,623,453.83
5. Step 5: Solve for x
   x = 154,150,623,453.83/443,076.82
6. Step 6: Final answer
   x = 347,909.48