Finding the Fourth Proportional to 298,808.34, 412,345.02 and 162,839.52

Step by Step Solution

1. Step 1: Write the proportion equation
   298,808.34 : 412,345.02 = 162,839.52 : x
2. Step 2: Convert to fraction form
   298,808.34/412,345.02 = 162,839.52/x
3. Step 3: Cross multiply
   298,808.34x = 412,345.02 × 162,839.52
4. Step 4: Simplify right side
   298,808.34x = 67,146,065,131.19
5. Step 5: Solve for x
   x = 67,146,065,131.19/298,808.34
6. Step 6: Final answer
   x = 224,712.82