Finding the Fourth Proportional to 1,994.52, 2,976.72 and 1,942.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,994.52 : 2,976.72 = 1,942.68 : x
2. Step 2: Convert to fraction form
   1,994.52/2,976.72 = 1,942.68/x
3. Step 3: Cross multiply
   1,994.52x = 2,976.72 × 1,942.68
4. Step 4: Simplify right side
   1,994.52x = 5,782,814.41
5. Step 5: Solve for x
   x = 5,782,814.41/1,994.52
6. Step 6: Final answer
   x = 2,899.35