Finding the Third Proportional to 2,493,599 and 5,385,778

Step by Step Solution

1. Step 1: Write the proportion equation
   2,493,599 : 5,385,778 = 5,385,778 : x
2. Step 2: Convert to fraction form
   2,493,599/5,385,778 = 5,385,778/x
3. Step 3: Cross multiply
   2,493,599x = 5,385,778 × 5,385,778
4. Step 4: Simplify right side
   2,493,599x = 29,006,604,665,284
5. Step 5: Solve for x
   x = 29,006,604,665,284/2,493,599
6. Step 6: Final answer
   x = 11,632,425.53