Finding the Third Proportional to 607,839 and 1,309,946.50

Step by Step Solution

1. Step 1: Write the proportion equation
   607,839 : 1,309,946.50 = 1,309,946.50 : x
2. Step 2: Convert to fraction form
   607,839/1,309,946.50 = 1,309,946.50/x
3. Step 3: Cross multiply
   607,839x = 1,309,946.50 × 1,309,946.50
4. Step 4: Simplify right side
   607,839x = 1,715,959,832,862.25
5. Step 5: Solve for x
   x = 1,715,959,832,862.25/607,839
6. Step 6: Final answer
   x = 2,823,049.91