Finding the Third Proportional to 3,599,640 and 5,063,328

Step by Step Solution

1. Step 1: Write the proportion equation
   3,599,640 : 5,063,328 = 5,063,328 : x
2. Step 2: Convert to fraction form
   3,599,640/5,063,328 = 5,063,328/x
3. Step 3: Cross multiply
   3,599,640x = 5,063,328 × 5,063,328
4. Step 4: Simplify right side
   3,599,640x = 25,637,290,435,584
5. Step 5: Solve for x
   x = 25,637,290,435,584/3,599,640
6. Step 6: Final answer
   x = 7,122,181.78