Finding the Fourth Proportional to 2,485,401.48, 3,728,111.04 and 756,288

Step by Step Solution

1. Step 1: Write the proportion equation
   2,485,401.48 : 3,728,111.04 = 756,288 : x
2. Step 2: Convert to fraction form
   2,485,401.48/3,728,111.04 = 756,288/x
3. Step 3: Cross multiply
   2,485,401.48x = 3,728,111.04 × 756,288
4. Step 4: Simplify right side
   2,485,401.48x = 2,819,525,642,219.52
5. Step 5: Solve for x
   x = 2,819,525,642,219.52/2,485,401.48
6. Step 6: Final answer
   x = 1,134,434.68