Finding the Fourth Proportional to 429,003.45, 592,095.83 and 238,078.17

Step by Step Solution

1. Step 1: Write the proportion equation
   429,003.45 : 592,095.83 = 238,078.17 : x
2. Step 2: Convert to fraction form
   429,003.45/592,095.83 = 238,078.17/x
3. Step 3: Cross multiply
   429,003.45x = 592,095.83 × 238,078.17
4. Step 4: Simplify right side
   429,003.45x = 140,965,091,671.03
5. Step 5: Solve for x
   x = 140,965,091,671.03/429,003.45
6. Step 6: Final answer
   x = 328,587.31