Finding the Fourth Proportional to 1,996.91, 2,994.59 and 609.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,996.91 : 2,994.59 = 609.81 : x
2. Step 2: Convert to fraction form
   1,996.91/2,994.59 = 609.81/x
3. Step 3: Cross multiply
   1,996.91x = 2,994.59 × 609.81
4. Step 4: Simplify right side
   1,996.91x = 1,826,127.88
5. Step 5: Solve for x
   x = 1,826,127.88/1,996.91
6. Step 6: Final answer
   x = 914.48