Finding the Third Proportional to 521,382 and 1,142,424

Step by Step Solution

1. Step 1: Write the proportion equation
   521,382 : 1,142,424 = 1,142,424 : x
2. Step 2: Convert to fraction form
   521,382/1,142,424 = 1,142,424/x
3. Step 3: Cross multiply
   521,382x = 1,142,424 × 1,142,424
4. Step 4: Simplify right side
   521,382x = 1,305,132,595,776
5. Step 5: Solve for x
   x = 1,305,132,595,776/521,382
6. Step 6: Final answer
   x = 2,503,217.59