Finding the Third Proportional to 1,129,201 and 1,609,623

Step by Step Solution

1. Step 1: Write the proportion equation
   1,129,201 : 1,609,623 = 1,609,623 : x
2. Step 2: Convert to fraction form
   1,129,201/1,609,623 = 1,609,623/x
3. Step 3: Cross multiply
   1,129,201x = 1,609,623 × 1,609,623
4. Step 4: Simplify right side
   1,129,201x = 2,590,886,202,129
5. Step 5: Solve for x
   x = 2,590,886,202,129/1,129,201
6. Step 6: Final answer
   x = 2,294,442.00