Finding the Third Proportional to 202,469.63 and 443,070

Step by Step Solution

1. Step 1: Write the proportion equation
   202,469.63 : 443,070 = 443,070 : x
2. Step 2: Convert to fraction form
   202,469.63/443,070 = 443,070/x
3. Step 3: Cross multiply
   202,469.63x = 443,070 × 443,070
4. Step 4: Simplify right side
   202,469.63x = 196,311,024,900
5. Step 5: Solve for x
   x = 196,311,024,900/202,469.63
6. Step 6: Final answer
   x = 969,582.60