Finding the Fourth Proportional to 304,760.72, 455,287.69 and 197,268.92

Step by Step Solution

1. Step 1: Write the proportion equation
   304,760.72 : 455,287.69 = 197,268.92 : x
2. Step 2: Convert to fraction form
   304,760.72/455,287.69 = 197,268.92/x
3. Step 3: Cross multiply
   304,760.72x = 455,287.69 × 197,268.92
4. Step 4: Simplify right side
   304,760.72x = 89,814,110,895.59
5. Step 5: Solve for x
   x = 89,814,110,895.59/304,760.72
6. Step 6: Final answer
   x = 294,703.70