Finding the Fourth Proportional to 2,499,918.40, 3,749,882.16 and 903,608.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499,918.40 : 3,749,882.16 = 903,608.48 : x
2. Step 2: Convert to fraction form
   2,499,918.40/3,749,882.16 = 903,608.48/x
3. Step 3: Cross multiply
   2,499,918.40x = 3,749,882.16 × 903,608.48
4. Step 4: Simplify right side
   2,499,918.40x = 3,388,425,318,776.72
5. Step 5: Solve for x
   x = 3,388,425,318,776.72/2,499,918.40
6. Step 6: Final answer
   x = 1,355,414.37