Finding the Third Proportional to 3,643,623 and 5,445,360

Step by Step Solution

1. Step 1: Write the proportion equation
   3,643,623 : 5,445,360 = 5,445,360 : x
2. Step 2: Convert to fraction form
   3,643,623/5,445,360 = 5,445,360/x
3. Step 3: Cross multiply
   3,643,623x = 5,445,360 × 5,445,360
4. Step 4: Simplify right side
   3,643,623x = 29,651,945,529,600
5. Step 5: Solve for x
   x = 29,651,945,529,600/3,643,623
6. Step 6: Final answer
   x = 8,138,038.85