Finding the Fourth Proportional to 1,182,414.69, 1,619,914.14 and 1,138,134.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,182,414.69 : 1,619,914.14 = 1,138,134.42 : x
2. Step 2: Convert to fraction form
   1,182,414.69/1,619,914.14 = 1,138,134.42/x
3. Step 3: Cross multiply
   1,182,414.69x = 1,619,914.14 × 1,138,134.42
4. Step 4: Simplify right side
   1,182,414.69x = 1,843,680,040,178.70
5. Step 5: Solve for x
   x = 1,843,680,040,178.70/1,182,414.69
6. Step 6: Final answer
   x = 1,559,249.94