Finding the Third Proportional to 456,037.50 and 999,636

Step by Step Solution

1. Step 1: Write the proportion equation
   456,037.50 : 999,636 = 999,636 : x
2. Step 2: Convert to fraction form
   456,037.50/999,636 = 999,636/x
3. Step 3: Cross multiply
   456,037.50x = 999,636 × 999,636
4. Step 4: Simplify right side
   456,037.50x = 999,272,132,496
5. Step 5: Solve for x
   x = 999,272,132,496/456,037.50
6. Step 6: Final answer
   x = 2,191,206.06