Finding the Third Proportional to 2,243,389.50 and 3,480,320.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,243,389.50 : 3,480,320.25 = 3,480,320.25 : x
2. Step 2: Convert to fraction form
   2,243,389.50/3,480,320.25 = 3,480,320.25/x
3. Step 3: Cross multiply
   2,243,389.50x = 3,480,320.25 × 3,480,320.25
4. Step 4: Simplify right side
   2,243,389.50x = 12,112,629,042,560.06
5. Step 5: Solve for x
   x = 12,112,629,042,560.06/2,243,389.50
6. Step 6: Final answer
   x = 5,399,253.69