Finding the Third Proportional to 401,629.50 and 869,382

Step by Step Solution

1. Step 1: Write the proportion equation
   401,629.50 : 869,382 = 869,382 : x
2. Step 2: Convert to fraction form
   401,629.50/869,382 = 869,382/x
3. Step 3: Cross multiply
   401,629.50x = 869,382 × 869,382
4. Step 4: Simplify right side
   401,629.50x = 755,825,061,924
5. Step 5: Solve for x
   x = 755,825,061,924/401,629.50
6. Step 6: Final answer
   x = 1,881,896.28