Finding the Fourth Proportional to 568,429.72, 784,564.89 and 374,872.36

Step by Step Solution

1. Step 1: Write the proportion equation
   568,429.72 : 784,564.89 = 374,872.36 : x
2. Step 2: Convert to fraction form
   568,429.72/784,564.89 = 374,872.36/x
3. Step 3: Cross multiply
   568,429.72x = 784,564.89 × 374,872.36
4. Step 4: Simplify right side
   568,429.72x = 294,111,692,915.20
5. Step 5: Solve for x
   x = 294,111,692,915.20/568,429.72
6. Step 6: Final answer
   x = 517,410.83