Finding the Third Proportional to 1,942.88 and 3,089.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,942.88 : 3,089.81 = 3,089.81 : x
2. Step 2: Convert to fraction form
   1,942.88/3,089.81 = 3,089.81/x
3. Step 3: Cross multiply
   1,942.88x = 3,089.81 × 3,089.81
4. Step 4: Simplify right side
   1,942.88x = 9,546,941.29
5. Step 5: Solve for x
   x = 9,546,941.29/1,942.88
6. Step 6: Final answer
   x = 4,913.82