Finding the Third Proportional to 1,103,992.50 and 1,619,640

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103,992.50 : 1,619,640 = 1,619,640 : x
2. Step 2: Convert to fraction form
   1,103,992.50/1,619,640 = 1,619,640/x
3. Step 3: Cross multiply
   1,103,992.50x = 1,619,640 × 1,619,640
4. Step 4: Simplify right side
   1,103,992.50x = 2,623,233,729,600
5. Step 5: Solve for x
   x = 2,623,233,729,600/1,103,992.50
6. Step 6: Final answer
   x = 2,376,133.65