Finding the Fourth Proportional to 2,107,350.33, 3,160,758.86 and 668,047.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,107,350.33 : 3,160,758.86 = 668,047.61 : x
2. Step 2: Convert to fraction form
   2,107,350.33/3,160,758.86 = 668,047.61/x
3. Step 3: Cross multiply
   2,107,350.33x = 3,160,758.86 × 668,047.61
4. Step 4: Simplify right side
   2,107,350.33x = 2,111,537,383,065.29
5. Step 5: Solve for x
   x = 2,111,537,383,065.29/2,107,350.33
6. Step 6: Final answer
   x = 1,001,986.88