Finding the Third Proportional to 452,718 and 671,307.75

Step by Step Solution

1. Step 1: Write the proportion equation
   452,718 : 671,307.75 = 671,307.75 : x
2. Step 2: Convert to fraction form
   452,718/671,307.75 = 671,307.75/x
3. Step 3: Cross multiply
   452,718x = 671,307.75 × 671,307.75
4. Step 4: Simplify right side
   452,718x = 450,654,095,210.06
5. Step 5: Solve for x
   x = 450,654,095,210.06/452,718
6. Step 6: Final answer
   x = 995,441.08