Finding the Fourth Proportional to 10,998.02, 16,494.30 and 4,994.71

Step by Step Solution

1. Step 1: Write the proportion equation
   10,998.02 : 16,494.30 = 4,994.71 : x
2. Step 2: Convert to fraction form
   10,998.02/16,494.30 = 4,994.71/x
3. Step 3: Cross multiply
   10,998.02x = 16,494.30 × 4,994.71
4. Step 4: Simplify right side
   10,998.02x = 82,384,245.15
5. Step 5: Solve for x
   x = 82,384,245.15/10,998.02
6. Step 6: Final answer
   x = 7,490.83