Finding the Fourth Proportional to 358,300,151.15, 494,199,510.04 and 239,162,676.02

Step by Step Solution

1. Step 1: Write the proportion equation
   358,300,151.15 : 494,199,510.04 = 239,162,676.02 : x
2. Step 2: Convert to fraction form
   358,300,151.15/494,199,510.04 = 239,162,676.02/x
3. Step 3: Cross multiply
   358,300,151.15x = 494,199,510.04 × 239,162,676.02
4. Step 4: Simplify right side
   358,300,151.15x = 118,194,077,309,576,864
5. Step 5: Solve for x
   x = 118,194,077,309,576,864/358,300,151.15
6. Step 6: Final answer
   x = 329,874,483.53