Finding the Third Proportional to 2,003,064 and 4,320,688

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003,064 : 4,320,688 = 4,320,688 : x
2. Step 2: Convert to fraction form
   2,003,064/4,320,688 = 4,320,688/x
3. Step 3: Cross multiply
   2,003,064x = 4,320,688 × 4,320,688
4. Step 4: Simplify right side
   2,003,064x = 18,668,344,793,344
5. Step 5: Solve for x
   x = 18,668,344,793,344/2,003,064
6. Step 6: Final answer
   x = 9,319,894.32