Finding the Third Proportional to 40,855.50 and 64,199.25

Step by Step Solution

1. Step 1: Write the proportion equation
   40,855.50 : 64,199.25 = 64,199.25 : x
2. Step 2: Convert to fraction form
   40,855.50/64,199.25 = 64,199.25/x
3. Step 3: Cross multiply
   40,855.50x = 64,199.25 × 64,199.25
4. Step 4: Simplify right side
   40,855.50x = 4,121,543,700.56
5. Step 5: Solve for x
   x = 4,121,543,700.56/40,855.50
6. Step 6: Final answer
   x = 100,881.00