Finding the Fourth Proportional to 2,107,662.06, 3,161,495.37 and 986,518.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,107,662.06 : 3,161,495.37 = 986,518.38 : x
2. Step 2: Convert to fraction form
   2,107,662.06/3,161,495.37 = 986,518.38/x
3. Step 3: Cross multiply
   2,107,662.06x = 3,161,495.37 × 986,518.38
4. Step 4: Simplify right side
   2,107,662.06x = 3,118,873,290,789.90
5. Step 5: Solve for x
   x = 3,118,873,290,789.90/2,107,662.06
6. Step 6: Final answer
   x = 1,479,778.64