Finding the Third Proportional to 86,467.50 and 112,205.25

Step by Step Solution

1. Step 1: Write the proportion equation
   86,467.50 : 112,205.25 = 112,205.25 : x
2. Step 2: Convert to fraction form
   86,467.50/112,205.25 = 112,205.25/x
3. Step 3: Cross multiply
   86,467.50x = 112,205.25 × 112,205.25
4. Step 4: Simplify right side
   86,467.50x = 12,590,018,127.56
5. Step 5: Solve for x
   x = 12,590,018,127.56/86,467.50
6. Step 6: Final answer
   x = 145,604.05