Finding the Fourth Proportional to 1,574,019.84, 2,359,627.20 and 576,514.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,574,019.84 : 2,359,627.20 = 576,514.56 : x
2. Step 2: Convert to fraction form
   1,574,019.84/2,359,627.20 = 576,514.56/x
3. Step 3: Cross multiply
   1,574,019.84x = 2,359,627.20 × 576,514.56
4. Step 4: Simplify right side
   1,574,019.84x = 1,360,359,436,972.03
5. Step 5: Solve for x
   x = 1,360,359,436,972.03/1,574,019.84
6. Step 6: Final answer
   x = 864,258.13