Finding the Third Proportional to 724,960 and 1,705,696

Step by Step Solution

1. Step 1: Write the proportion equation
   724,960 : 1,705,696 = 1,705,696 : x
2. Step 2: Convert to fraction form
   724,960/1,705,696 = 1,705,696/x
3. Step 3: Cross multiply
   724,960x = 1,705,696 × 1,705,696
4. Step 4: Simplify right side
   724,960x = 2,909,398,844,416
5. Step 5: Solve for x
   x = 2,909,398,844,416/724,960
6. Step 6: Final answer
   x = 4,013,185.34