Finding the Third Proportional to 19,479.50 and 42,667

Step by Step Solution

1. Step 1: Write the proportion equation
   19,479.50 : 42,667 = 42,667 : x
2. Step 2: Convert to fraction form
   19,479.50/42,667 = 42,667/x
3. Step 3: Cross multiply
   19,479.50x = 42,667 × 42,667
4. Step 4: Simplify right side
   19,479.50x = 1,820,472,889
5. Step 5: Solve for x
   x = 1,820,472,889/19,479.50
6. Step 6: Final answer
   x = 93,455.83