Finding the Fourth Proportional to 2,826,864.16, 4,238,066.16 and 1,406,144.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,826,864.16 : 4,238,066.16 = 1,406,144.80 : x
2. Step 2: Convert to fraction form
   2,826,864.16/4,238,066.16 = 1,406,144.80/x
3. Step 3: Cross multiply
   2,826,864.16x = 4,238,066.16 × 1,406,144.80
4. Step 4: Simplify right side
   2,826,864.16x = 5,959,334,692,939.97
5. Step 5: Solve for x
   x = 5,959,334,692,939.97/2,826,864.16
6. Step 6: Final answer
   x = 2,108,107.91