Finding the Third Proportional to 202,440 and 443,015.50

Step by Step Solution

1. Step 1: Write the proportion equation
   202,440 : 443,015.50 = 443,015.50 : x
2. Step 2: Convert to fraction form
   202,440/443,015.50 = 443,015.50/x
3. Step 3: Cross multiply
   202,440x = 443,015.50 × 443,015.50
4. Step 4: Simplify right side
   202,440x = 196,262,733,240.25
5. Step 5: Solve for x
   x = 196,262,733,240.25/202,440
6. Step 6: Final answer
   x = 969,485.94