Finding the Fourth Proportional to 2,663,720.56, 3,994,338.56 and 1,383,984

Step by Step Solution

1. Step 1: Write the proportion equation
   2,663,720.56 : 3,994,338.56 = 1,383,984 : x
2. Step 2: Convert to fraction form
   2,663,720.56/3,994,338.56 = 1,383,984/x
3. Step 3: Cross multiply
   2,663,720.56x = 3,994,338.56 × 1,383,984
4. Step 4: Simplify right side
   2,663,720.56x = 5,528,100,657,623.04
5. Step 5: Solve for x
   x = 5,528,100,657,623.04/2,663,720.56
6. Step 6: Final answer
   x = 2,075,330.55