Finding the Third Proportional to 1,696,880 and 3,659,440

Step by Step Solution

1. Step 1: Write the proportion equation
   1,696,880 : 3,659,440 = 3,659,440 : x
2. Step 2: Convert to fraction form
   1,696,880/3,659,440 = 3,659,440/x
3. Step 3: Cross multiply
   1,696,880x = 3,659,440 × 3,659,440
4. Step 4: Simplify right side
   1,696,880x = 13,391,501,113,600
5. Step 5: Solve for x
   x = 13,391,501,113,600/1,696,880
6. Step 6: Final answer
   x = 7,891,837.44