Finding the Third Proportional to 1,712,918 and 3,688,924

Step by Step Solution

1. Step 1: Write the proportion equation
   1,712,918 : 3,688,924 = 3,688,924 : x
2. Step 2: Convert to fraction form
   1,712,918/3,688,924 = 3,688,924/x
3. Step 3: Cross multiply
   1,712,918x = 3,688,924 × 3,688,924
4. Step 4: Simplify right side
   1,712,918x = 13,608,160,277,776
5. Step 5: Solve for x
   x = 13,608,160,277,776/1,712,918
6. Step 6: Final answer
   x = 7,944,431.83