Finding the Third Proportional to 699,412 and 1,533,320

Step by Step Solution

1. Step 1: Write the proportion equation
   699,412 : 1,533,320 = 1,533,320 : x
2. Step 2: Convert to fraction form
   699,412/1,533,320 = 1,533,320/x
3. Step 3: Cross multiply
   699,412x = 1,533,320 × 1,533,320
4. Step 4: Simplify right side
   699,412x = 2,351,070,222,400
5. Step 5: Solve for x
   x = 2,351,070,222,400/699,412
6. Step 6: Final answer
   x = 3,361,495.40