Finding the Fourth Proportional to 839,500.42, 1,158,541.83 and 476,985.73

Step by Step Solution

1. Step 1: Write the proportion equation
   839,500.42 : 1,158,541.83 = 476,985.73 : x
2. Step 2: Convert to fraction form
   839,500.42/1,158,541.83 = 476,985.73/x
3. Step 3: Cross multiply
   839,500.42x = 1,158,541.83 × 476,985.73
4. Step 4: Simplify right side
   839,500.42x = 552,607,920,518.09
5. Step 5: Solve for x
   x = 552,607,920,518.09/839,500.42
6. Step 6: Final answer
   x = 658,258.06