Finding the Fourth Proportional to 355,870.96, 491,080.74 and 194,693.92

Step by Step Solution

1. Step 1: Write the proportion equation
   355,870.96 : 491,080.74 = 194,693.92 : x
2. Step 2: Convert to fraction form
   355,870.96/491,080.74 = 194,693.92/x
3. Step 3: Cross multiply
   355,870.96x = 491,080.74 × 194,693.92
4. Step 4: Simplify right side
   355,870.96x = 95,610,434,307.10
5. Step 5: Solve for x
   x = 95,610,434,307.10/355,870.96
6. Step 6: Final answer
   x = 268,666.02