Finding the Third Proportional to 716,621 and 1,084,196

Step by Step Solution

1. Step 1: Write the proportion equation
   716,621 : 1,084,196 = 1,084,196 : x
2. Step 2: Convert to fraction form
   716,621/1,084,196 = 1,084,196/x
3. Step 3: Cross multiply
   716,621x = 1,084,196 × 1,084,196
4. Step 4: Simplify right side
   716,621x = 1,175,480,966,416
5. Step 5: Solve for x
   x = 1,175,480,966,416/716,621
6. Step 6: Final answer
   x = 1,640,310.52