Finding the Fourth Proportional to 296,890.58, 409,753.59 and 233,704.10

Step by Step Solution

1. Step 1: Write the proportion equation
   296,890.58 : 409,753.59 = 233,704.10 : x
2. Step 2: Convert to fraction form
   296,890.58/409,753.59 = 233,704.10/x
3. Step 3: Cross multiply
   296,890.58x = 409,753.59 × 233,704.10
4. Step 4: Simplify right side
   296,890.58x = 95,761,094,120.71
5. Step 5: Solve for x
   x = 95,761,094,120.71/296,890.58
6. Step 6: Final answer
   x = 322,546.76