Finding the Third Proportional to 699,480 and 1,111,270

Step by Step Solution

1. Step 1: Write the proportion equation
   699,480 : 1,111,270 = 1,111,270 : x
2. Step 2: Convert to fraction form
   699,480/1,111,270 = 1,111,270/x
3. Step 3: Cross multiply
   699,480x = 1,111,270 × 1,111,270
4. Step 4: Simplify right side
   699,480x = 1,234,921,012,900
5. Step 5: Solve for x
   x = 1,234,921,012,900/699,480
6. Step 6: Final answer
   x = 1,765,484.38