Finding the Fourth Proportional to 1,672,078.82, 2,308,173.37 and 1,128,949.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,672,078.82 : 2,308,173.37 = 1,128,949.52 : x
2. Step 2: Convert to fraction form
   1,672,078.82/2,308,173.37 = 1,128,949.52/x
3. Step 3: Cross multiply
   1,672,078.82x = 2,308,173.37 × 1,128,949.52
4. Step 4: Simplify right side
   1,672,078.82x = 2,605,811,203,775.04
5. Step 5: Solve for x
   x = 2,605,811,203,775.04/1,672,078.82
6. Step 6: Final answer
   x = 1,558,426.06