Finding the Third Proportional to 43,119 and 57,942

Step by Step Solution

1. Step 1: Write the proportion equation
   43,119 : 57,942 = 57,942 : x
2. Step 2: Convert to fraction form
   43,119/57,942 = 57,942/x
3. Step 3: Cross multiply
   43,119x = 57,942 × 57,942
4. Step 4: Simplify right side
   43,119x = 3,357,275,364
5. Step 5: Solve for x
   x = 3,357,275,364/43,119
6. Step 6: Final answer
   x = 77,860.70