Finding the Third Proportional to 3,663,273 and 5,385,150

Step by Step Solution

1. Step 1: Write the proportion equation
   3,663,273 : 5,385,150 = 5,385,150 : x
2. Step 2: Convert to fraction form
   3,663,273/5,385,150 = 5,385,150/x
3. Step 3: Cross multiply
   3,663,273x = 5,385,150 × 5,385,150
4. Step 4: Simplify right side
   3,663,273x = 28,999,840,522,500
5. Step 5: Solve for x
   x = 28,999,840,522,500/3,663,273
6. Step 6: Final answer
   x = 7,916,374.38