Finding the Third Proportional to 443,173 and 939,516

Step by Step Solution

1. Step 1: Write the proportion equation
   443,173 : 939,516 = 939,516 : x
2. Step 2: Convert to fraction form
   443,173/939,516 = 939,516/x
3. Step 3: Cross multiply
   443,173x = 939,516 × 939,516
4. Step 4: Simplify right side
   443,173x = 882,690,314,256
5. Step 5: Solve for x
   x = 882,690,314,256/443,173
6. Step 6: Final answer
   x = 1,991,751.11