Finding the Third Proportional to 1,679,280 and 3,623,904

Step by Step Solution

1. Step 1: Write the proportion equation
   1,679,280 : 3,623,904 = 3,623,904 : x
2. Step 2: Convert to fraction form
   1,679,280/3,623,904 = 3,623,904/x
3. Step 3: Cross multiply
   1,679,280x = 3,623,904 × 3,623,904
4. Step 4: Simplify right side
   1,679,280x = 13,132,680,201,216
5. Step 5: Solve for x
   x = 13,132,680,201,216/1,679,280
6. Step 6: Final answer
   x = 7,820,423.16