Finding the Fourth Proportional to 429,196.79, 592,319.25 and 238,210.19

Step by Step Solution

1. Step 1: Write the proportion equation
   429,196.79 : 592,319.25 = 238,210.19 : x
2. Step 2: Convert to fraction form
   429,196.79/592,319.25 = 238,210.19/x
3. Step 3: Cross multiply
   429,196.79x = 592,319.25 × 238,210.19
4. Step 4: Simplify right side
   429,196.79x = 141,096,481,083.16
5. Step 5: Solve for x
   x = 141,096,481,083.16/429,196.79
6. Step 6: Final answer
   x = 328,745.42