Finding the Third Proportional to 1,456,399.50 and 2,261,280

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456,399.50 : 2,261,280 = 2,261,280 : x
2. Step 2: Convert to fraction form
   1,456,399.50/2,261,280 = 2,261,280/x
3. Step 3: Cross multiply
   1,456,399.50x = 2,261,280 × 2,261,280
4. Step 4: Simplify right side
   1,456,399.50x = 5,113,387,238,400
5. Step 5: Solve for x
   x = 5,113,387,238,400/1,456,399.50
6. Step 6: Final answer
   x = 3,510,978.44