Finding the Third Proportional to 27,942.25 and 42,274.25

Step by Step Solution

1. Step 1: Write the proportion equation
   27,942.25 : 42,274.25 = 42,274.25 : x
2. Step 2: Convert to fraction form
   27,942.25/42,274.25 = 42,274.25/x
3. Step 3: Cross multiply
   27,942.25x = 42,274.25 × 42,274.25
4. Step 4: Simplify right side
   27,942.25x = 1,787,112,213.06
5. Step 5: Solve for x
   x = 1,787,112,213.06/27,942.25
6. Step 6: Final answer
   x = 63,957.35