Finding the Fourth Proportional to 623,355.72, 935,086.61 and 196,777.42

Step by Step Solution

1. Step 1: Write the proportion equation
   623,355.72 : 935,086.61 = 196,777.42 : x
2. Step 2: Convert to fraction form
   623,355.72/935,086.61 = 196,777.42/x
3. Step 3: Cross multiply
   623,355.72x = 935,086.61 × 196,777.42
4. Step 4: Simplify right side
   623,355.72x = 184,003,924,933.03
5. Step 5: Solve for x
   x = 184,003,924,933.03/623,355.72
6. Step 6: Final answer
   x = 295,182.86