Finding the Fourth Proportional to 2,101,934.80, 2,901,142.18 and 1,376,361.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,101,934.80 : 2,901,142.18 = 1,376,361.12 : x
2. Step 2: Convert to fraction form
   2,101,934.80/2,901,142.18 = 1,376,361.12/x
3. Step 3: Cross multiply
   2,101,934.80x = 2,901,142.18 × 1,376,361.12
4. Step 4: Simplify right side
   2,101,934.80x = 3,993,019,300,144.04
5. Step 5: Solve for x
   x = 3,993,019,300,144.04/2,101,934.80
6. Step 6: Final answer
   x = 1,899,687.52