Finding the Fourth Proportional to 2,663,714.89, 3,994,330.12 and 1,383,978.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,663,714.89 : 3,994,330.12 = 1,383,978.33 : x
2. Step 2: Convert to fraction form
   2,663,714.89/3,994,330.12 = 1,383,978.33/x
3. Step 3: Cross multiply
   2,663,714.89x = 3,994,330.12 × 1,383,978.33
4. Step 4: Simplify right side
   2,663,714.89x = 5,528,066,314,252.30
5. Step 5: Solve for x
   x = 5,528,066,314,252.30/2,663,714.89
6. Step 6: Final answer
   x = 2,075,322.07