Finding the Third Proportional to 617,892.50 and 1,302,215

Step by Step Solution

1. Step 1: Write the proportion equation
   617,892.50 : 1,302,215 = 1,302,215 : x
2. Step 2: Convert to fraction form
   617,892.50/1,302,215 = 1,302,215/x
3. Step 3: Cross multiply
   617,892.50x = 1,302,215 × 1,302,215
4. Step 4: Simplify right side
   617,892.50x = 1,695,763,906,225
5. Step 5: Solve for x
   x = 1,695,763,906,225/617,892.50
6. Step 6: Final answer
   x = 2,744,431.93