Finding the Third Proportional to 41,521 and 64,321.50

Step by Step Solution

1. Step 1: Write the proportion equation
   41,521 : 64,321.50 = 64,321.50 : x
2. Step 2: Convert to fraction form
   41,521/64,321.50 = 64,321.50/x
3. Step 3: Cross multiply
   41,521x = 64,321.50 × 64,321.50
4. Step 4: Simplify right side
   41,521x = 4,137,255,362.25
5. Step 5: Solve for x
   x = 4,137,255,362.25/41,521
6. Step 6: Final answer
   x = 99,642.48