Finding the Third Proportional to 2,154,963 and 3,226,509

Step by Step Solution

1. Step 1: Write the proportion equation
   2,154,963 : 3,226,509 = 3,226,509 : x
2. Step 2: Convert to fraction form
   2,154,963/3,226,509 = 3,226,509/x
3. Step 3: Cross multiply
   2,154,963x = 3,226,509 × 3,226,509
4. Step 4: Simplify right side
   2,154,963x = 10,410,360,327,081
5. Step 5: Solve for x
   x = 10,410,360,327,081/2,154,963
6. Step 6: Final answer
   x = 4,830,876.60