Finding the Third Proportional to 2,243,390.50 and 3,480,322

Step by Step Solution

1. Step 1: Write the proportion equation
   2,243,390.50 : 3,480,322 = 3,480,322 : x
2. Step 2: Convert to fraction form
   2,243,390.50/3,480,322 = 3,480,322/x
3. Step 3: Cross multiply
   2,243,390.50x = 3,480,322 × 3,480,322
4. Step 4: Simplify right side
   2,243,390.50x = 12,112,641,223,684
5. Step 5: Solve for x
   x = 12,112,641,223,684/2,243,390.50
6. Step 6: Final answer
   x = 5,399,256.72