Finding the Fourth Proportional to 298,799.89, 412,331.83 and 162,830.93

Step by Step Solution

1. Step 1: Write the proportion equation
   298,799.89 : 412,331.83 = 162,830.93 : x
2. Step 2: Convert to fraction form
   298,799.89/412,331.83 = 162,830.93/x
3. Step 3: Cross multiply
   298,799.89x = 412,331.83 × 162,830.93
4. Step 4: Simplify right side
   298,799.89x = 67,140,372,878.77
5. Step 5: Solve for x
   x = 67,140,372,878.77/298,799.89
6. Step 6: Final answer
   x = 224,700.13