Finding the Third Proportional to 616,788 and 953,196

Step by Step Solution

1. Step 1: Write the proportion equation
   616,788 : 953,196 = 953,196 : x
2. Step 2: Convert to fraction form
   616,788/953,196 = 953,196/x
3. Step 3: Cross multiply
   616,788x = 953,196 × 953,196
4. Step 4: Simplify right side
   616,788x = 908,582,614,416
5. Step 5: Solve for x
   x = 908,582,614,416/616,788
6. Step 6: Final answer
   x = 1,473,087.37