Finding the Fourth Proportional to 2,074,144, 2,862,320.64 and 1,120,288

Step by Step Solution

1. Step 1: Write the proportion equation
   2,074,144 : 2,862,320.64 = 1,120,288 : x
2. Step 2: Convert to fraction form
   2,074,144/2,862,320.64 = 1,120,288/x
3. Step 3: Cross multiply
   2,074,144x = 2,862,320.64 × 1,120,288
4. Step 4: Simplify right side
   2,074,144x = 3,206,623,465,144.32
5. Step 5: Solve for x
   x = 3,206,623,465,144.32/2,074,144
6. Step 6: Final answer
   x = 1,545,998.48