Finding the Fourth Proportional to 2,946.84, 4,420.17 and 999.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,946.84 : 4,420.17 = 999.06 : x
2. Step 2: Convert to fraction form
   2,946.84/4,420.17 = 999.06/x
3. Step 3: Cross multiply
   2,946.84x = 4,420.17 × 999.06
4. Step 4: Simplify right side
   2,946.84x = 4,416,015.04
5. Step 5: Solve for x
   x = 4,416,015.04/2,946.84
6. Step 6: Final answer
   x = 1,498.56