Finding the Third Proportional to 947,168 and 2,028,688

Step by Step Solution

1. Step 1: Write the proportion equation
   947,168 : 2,028,688 = 2,028,688 : x
2. Step 2: Convert to fraction form
   947,168/2,028,688 = 2,028,688/x
3. Step 3: Cross multiply
   947,168x = 2,028,688 × 2,028,688
4. Step 4: Simplify right side
   947,168x = 4,115,575,001,344
5. Step 5: Solve for x
   x = 4,115,575,001,344/947,168
6. Step 6: Final answer
   x = 4,345,137.29