Finding the Fourth Proportional to 2,188,443.06, 3,019,519.53 and 1,282,850.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,188,443.06 : 3,019,519.53 = 1,282,850.10 : x
2. Step 2: Convert to fraction form
   2,188,443.06/3,019,519.53 = 1,282,850.10/x
3. Step 3: Cross multiply
   2,188,443.06x = 3,019,519.53 × 1,282,850.10
4. Step 4: Simplify right side
   2,188,443.06x = 3,873,590,931,012.45
5. Step 5: Solve for x
   x = 3,873,590,931,012.45/2,188,443.06
6. Step 6: Final answer
   x = 1,770,021.35