Finding the Fourth Proportional to 2,218,997.10, 3,062,205.63 and 1,200,392.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,997.10 : 3,062,205.63 = 1,200,392.94 : x
2. Step 2: Convert to fraction form
   2,218,997.10/3,062,205.63 = 1,200,392.94/x
3. Step 3: Cross multiply
   2,218,997.10x = 3,062,205.63 × 1,200,392.94
4. Step 4: Simplify right side
   2,218,997.10x = 3,675,850,019,080.25
5. Step 5: Solve for x
   x = 3,675,850,019,080.25/2,218,997.10
6. Step 6: Final answer
   x = 1,656,536.65