Finding the Third Proportional to 452,644.50 and 989,367

Step by Step Solution

1. Step 1: Write the proportion equation
   452,644.50 : 989,367 = 989,367 : x
2. Step 2: Convert to fraction form
   452,644.50/989,367 = 989,367/x
3. Step 3: Cross multiply
   452,644.50x = 989,367 × 989,367
4. Step 4: Simplify right side
   452,644.50x = 978,847,060,689
5. Step 5: Solve for x
   x = 978,847,060,689/452,644.50
6. Step 6: Final answer
   x = 2,162,507.36