Finding the Fourth Proportional to 2,057,669.36, 2,839,583.35 and 1,139,958.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057,669.36 : 2,839,583.35 = 1,139,958.15 : x
2. Step 2: Convert to fraction form
   2,057,669.36/2,839,583.35 = 1,139,958.15/x
3. Step 3: Cross multiply
   2,057,669.36x = 2,839,583.35 × 1,139,958.15
4. Step 4: Simplify right side
   2,057,669.36x = 3,237,006,182,436.80
5. Step 5: Solve for x
   x = 3,237,006,182,436.80/2,057,669.36
6. Step 6: Final answer
   x = 1,573,142.04