Finding the Fourth Proportional to 3,651,300.72, 5,038,407.24 and 2,019,448.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,651,300.72 : 5,038,407.24 = 2,019,448.80 : x
2. Step 2: Convert to fraction form
   3,651,300.72/5,038,407.24 = 2,019,448.80/x
3. Step 3: Cross multiply
   3,651,300.72x = 5,038,407.24 × 2,019,448.80
4. Step 4: Simplify right side
   3,651,300.72x = 10,174,805,454,729.31
5. Step 5: Solve for x
   x = 10,174,805,454,729.31/3,651,300.72
6. Step 6: Final answer
   x = 2,786,624.89