Finding the Fourth Proportional to 2,144,522.43, 2,960,105.28 and 1,380,576

Step by Step Solution

1. Step 1: Write the proportion equation
   2,144,522.43 : 2,960,105.28 = 1,380,576 : x
2. Step 2: Convert to fraction form
   2,144,522.43/2,960,105.28 = 1,380,576/x
3. Step 3: Cross multiply
   2,144,522.43x = 2,960,105.28 × 1,380,576
4. Step 4: Simplify right side
   2,144,522.43x = 4,086,650,307,041.28
5. Step 5: Solve for x
   x = 4,086,650,307,041.28/2,144,522.43
6. Step 6: Final answer
   x = 1,905,622.55