Finding the Fourth Proportional to 1,998,355.38, 2,757,662.16 and 1,139,192.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,998,355.38 : 2,757,662.16 = 1,139,192.46 : x
2. Step 2: Convert to fraction form
   1,998,355.38/2,757,662.16 = 1,139,192.46/x
3. Step 3: Cross multiply
   1,998,355.38x = 2,757,662.16 × 1,139,192.46
4. Step 4: Simplify right side
   1,998,355.38x = 3,141,507,939,899.31
5. Step 5: Solve for x
   x = 3,141,507,939,899.31/1,998,355.38
6. Step 6: Final answer
   x = 1,572,046.68