Finding the Third Proportional to 436,839 and 934,398.50

Step by Step Solution

1. Step 1: Write the proportion equation
   436,839 : 934,398.50 = 934,398.50 : x
2. Step 2: Convert to fraction form
   436,839/934,398.50 = 934,398.50/x
3. Step 3: Cross multiply
   436,839x = 934,398.50 × 934,398.50
4. Step 4: Simplify right side
   436,839x = 873,100,556,802.25
5. Step 5: Solve for x
   x = 873,100,556,802.25/436,839
6. Step 6: Final answer
   x = 1,998,678.13