Finding the Third Proportional to 683,200 and 1,091,424

Step by Step Solution

1. Step 1: Write the proportion equation
   683,200 : 1,091,424 = 1,091,424 : x
2. Step 2: Convert to fraction form
   683,200/1,091,424 = 1,091,424/x
3. Step 3: Cross multiply
   683,200x = 1,091,424 × 1,091,424
4. Step 4: Simplify right side
   683,200x = 1,191,206,347,776
5. Step 5: Solve for x
   x = 1,191,206,347,776/683,200
6. Step 6: Final answer
   x = 1,743,569.01