Finding the Third Proportional to 1,128,900.50 and 1,609,268

Step by Step Solution

1. Step 1: Write the proportion equation
   1,128,900.50 : 1,609,268 = 1,609,268 : x
2. Step 2: Convert to fraction form
   1,128,900.50/1,609,268 = 1,609,268/x
3. Step 3: Cross multiply
   1,128,900.50x = 1,609,268 × 1,609,268
4. Step 4: Simplify right side
   1,128,900.50x = 2,589,743,495,824
5. Step 5: Solve for x
   x = 2,589,743,495,824/1,128,900.50
6. Step 6: Final answer
   x = 2,294,040.53