Finding the Third Proportional to 2,250,919.50 and 3,490,632

Step by Step Solution

1. Step 1: Write the proportion equation
   2,250,919.50 : 3,490,632 = 3,490,632 : x
2. Step 2: Convert to fraction form
   2,250,919.50/3,490,632 = 3,490,632/x
3. Step 3: Cross multiply
   2,250,919.50x = 3,490,632 × 3,490,632
4. Step 4: Simplify right side
   2,250,919.50x = 12,184,511,759,424
5. Step 5: Solve for x
   x = 12,184,511,759,424/2,250,919.50
6. Step 6: Final answer
   x = 5,413,126.40