Finding the Fourth Proportional to 1,914,058, 2,640,833.40 and 1,139,067.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,914,058 : 2,640,833.40 = 1,139,067.56 : x
2. Step 2: Convert to fraction form
   1,914,058/2,640,833.40 = 1,139,067.56/x
3. Step 3: Cross multiply
   1,914,058x = 2,640,833.40 × 1,139,067.56
4. Step 4: Simplify right side
   1,914,058x = 3,008,087,657,304.50
5. Step 5: Solve for x
   x = 3,008,087,657,304.50/1,914,058
6. Step 6: Final answer
   x = 1,571,576.02