Finding the Fourth Proportional to 2,169.41, 2,994.89 and 1,505.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,169.41 : 2,994.89 = 1,505.12 : x
2. Step 2: Convert to fraction form
   2,169.41/2,994.89 = 1,505.12/x
3. Step 3: Cross multiply
   2,169.41x = 2,994.89 × 1,505.12
4. Step 4: Simplify right side
   2,169.41x = 4,507,646.34
5. Step 5: Solve for x
   x = 4,507,646.34/2,169.41
6. Step 6: Final answer
   x = 2,077.83