Finding the Fourth Proportional to 899,253.72, 1,348,582.50 and 300,048.12

Step by Step Solution

1. Step 1: Write the proportion equation
   899,253.72 : 1,348,582.50 = 300,048.12 : x
2. Step 2: Convert to fraction form
   899,253.72/1,348,582.50 = 300,048.12/x
3. Step 3: Cross multiply
   899,253.72x = 1,348,582.50 × 300,048.12
4. Step 4: Simplify right side
   899,253.72x = 404,639,643,789.90
5. Step 5: Solve for x
   x = 404,639,643,789.90/899,253.72
6. Step 6: Final answer
   x = 449,972.72