Finding the Fourth Proportional to 429,047.67, 592,099.13 and 238,078.83

Step by Step Solution

1. Step 1: Write the proportion equation
   429,047.67 : 592,099.13 = 238,078.83 : x
2. Step 2: Convert to fraction form
   429,047.67/592,099.13 = 238,078.83/x
3. Step 3: Cross multiply
   429,047.67x = 592,099.13 × 238,078.83
4. Step 4: Simplify right side
   429,047.67x = 140,966,268,114.42
5. Step 5: Solve for x
   x = 140,966,268,114.42/429,047.67
6. Step 6: Final answer
   x = 328,556.19