Finding the Fourth Proportional to 1,288,308.22, 1,923,786.76 and 1,052,119.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,288,308.22 : 1,923,786.76 = 1,052,119.42 : x
2. Step 2: Convert to fraction form
   1,288,308.22/1,923,786.76 = 1,052,119.42/x
3. Step 3: Cross multiply
   1,288,308.22x = 1,923,786.76 × 1,052,119.42
4. Step 4: Simplify right side
   1,288,308.22x = 2,024,053,404,874.28
5. Step 5: Solve for x
   x = 2,024,053,404,874.28/1,288,308.22
6. Step 6: Final answer
   x = 1,571,094.07