Finding the Fourth Proportional to 1,669,851.38, 2,304,395.82 and 905,904.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,669,851.38 : 2,304,395.82 = 905,904.86 : x
2. Step 2: Convert to fraction form
   1,669,851.38/2,304,395.82 = 905,904.86/x
3. Step 3: Cross multiply
   1,669,851.38x = 2,304,395.82 × 905,904.86
4. Step 4: Simplify right side
   1,669,851.38x = 2,087,563,372,701.69
5. Step 5: Solve for x
   x = 2,087,563,372,701.69/1,669,851.38
6. Step 6: Final answer
   x = 1,250,149.20