Finding the Fourth Proportional to 675,667.20, 1,013,900.16 and 249,501.52

Step by Step Solution

1. Step 1: Write the proportion equation
   675,667.20 : 1,013,900.16 = 249,501.52 : x
2. Step 2: Convert to fraction form
   675,667.20/1,013,900.16 = 249,501.52/x
3. Step 3: Cross multiply
   675,667.20x = 1,013,900.16 × 249,501.52
4. Step 4: Simplify right side
   675,667.20x = 252,969,631,048.24
5. Step 5: Solve for x
   x = 252,969,631,048.24/675,667.20
6. Step 6: Final answer
   x = 374,399.75