Finding the Fourth Proportional to 2,665,838.76, 3,678,846.48 and 1,442,141.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665,838.76 : 3,678,846.48 = 1,442,141.40 : x
2. Step 2: Convert to fraction form
   2,665,838.76/3,678,846.48 = 1,442,141.40/x
3. Step 3: Cross multiply
   2,665,838.76x = 3,678,846.48 × 1,442,141.40
4. Step 4: Simplify right side
   2,665,838.76x = 5,305,416,813,052.27
5. Step 5: Solve for x
   x = 5,305,416,813,052.27/2,665,838.76
6. Step 6: Final answer
   x = 1,990,149.18