Finding the Third Proportional to 970,366.50 and 1,389,492

Step by Step Solution

1. Step 1: Write the proportion equation
   970,366.50 : 1,389,492 = 1,389,492 : x
2. Step 2: Convert to fraction form
   970,366.50/1,389,492 = 1,389,492/x
3. Step 3: Cross multiply
   970,366.50x = 1,389,492 × 1,389,492
4. Step 4: Simplify right side
   970,366.50x = 1,930,688,018,064
5. Step 5: Solve for x
   x = 1,930,688,018,064/970,366.50
6. Step 6: Final answer
   x = 1,989,648.26