Finding the Third Proportional to 2,445,385 and 5,363,161.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,445,385 : 5,363,161.50 = 5,363,161.50 : x
2. Step 2: Convert to fraction form
   2,445,385/5,363,161.50 = 5,363,161.50/x
3. Step 3: Cross multiply
   2,445,385x = 5,363,161.50 × 5,363,161.50
4. Step 4: Simplify right side
   2,445,385x = 28,763,501,275,082.25
5. Step 5: Solve for x
   x = 28,763,501,275,082.25/2,445,385
6. Step 6: Final answer
   x = 11,762,361.05