Finding the Third Proportional to 45,867 and 70,891.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,867 : 70,891.50 = 70,891.50 : x
2. Step 2: Convert to fraction form
   45,867/70,891.50 = 70,891.50/x
3. Step 3: Cross multiply
   45,867x = 70,891.50 × 70,891.50
4. Step 4: Simplify right side
   45,867x = 5,025,604,772.25
5. Step 5: Solve for x
   x = 5,025,604,772.25/45,867
6. Step 6: Final answer
   x = 109,569.08