Finding the Third Proportional to 20,110.75 and 42,891.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,110.75 : 42,891.50 = 42,891.50 : x
2. Step 2: Convert to fraction form
   20,110.75/42,891.50 = 42,891.50/x
3. Step 3: Cross multiply
   20,110.75x = 42,891.50 × 42,891.50
4. Step 4: Simplify right side
   20,110.75x = 1,839,680,772.25
5. Step 5: Solve for x
   x = 1,839,680,772.25/20,110.75
6. Step 6: Final answer
   x = 91,477.48