Finding the Fourth Proportional to 289,096.96, 433,013.89 and 120,104.91

Step by Step Solution

1. Step 1: Write the proportion equation
   289,096.96 : 433,013.89 = 120,104.91 : x
2. Step 2: Convert to fraction form
   289,096.96/433,013.89 = 120,104.91/x
3. Step 3: Cross multiply
   289,096.96x = 433,013.89 × 120,104.91
4. Step 4: Simplify right side
   289,096.96x = 52,007,094,287.20
5. Step 5: Solve for x
   x = 52,007,094,287.20/289,096.96
6. Step 6: Final answer
   x = 179,894.99