Finding the Third Proportional to 3,663,360 and 5,385,344

Step by Step Solution

1. Step 1: Write the proportion equation
   3,663,360 : 5,385,344 = 5,385,344 : x
2. Step 2: Convert to fraction form
   3,663,360/5,385,344 = 5,385,344/x
3. Step 3: Cross multiply
   3,663,360x = 5,385,344 × 5,385,344
4. Step 4: Simplify right side
   3,663,360x = 29,001,929,998,336
5. Step 5: Solve for x
   x = 29,001,929,998,336/3,663,360
6. Step 6: Final answer
   x = 7,916,756.75