Finding the Fourth Proportional to 1,114,662.89, 1,538,243.83 and 605,368.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,114,662.89 : 1,538,243.83 = 605,368.91 : x
2. Step 2: Convert to fraction form
   1,114,662.89/1,538,243.83 = 605,368.91/x
3. Step 3: Cross multiply
   1,114,662.89x = 1,538,243.83 × 605,368.91
4. Step 4: Simplify right side
   1,114,662.89x = 931,204,995,283.65
5. Step 5: Solve for x
   x = 931,204,995,283.65/1,114,662.89
6. Step 6: Final answer
   x = 835,414.01