Finding the Fourth Proportional to 301,419.15, 452,212.72 and 245,784.61

Step by Step Solution

1. Step 1: Write the proportion equation
   301,419.15 : 452,212.72 = 245,784.61 : x
2. Step 2: Convert to fraction form
   301,419.15/452,212.72 = 245,784.61/x
3. Step 3: Cross multiply
   301,419.15x = 452,212.72 × 245,784.61
4. Step 4: Simplify right side
   301,419.15x = 111,146,927,022.24
5. Step 5: Solve for x
   x = 111,146,927,022.24/301,419.15
6. Step 6: Final answer
   x = 368,745.41