Finding the Third Proportional to 459,085,465 and 983,665,499

Step by Step Solution

1. Step 1: Write the proportion equation
   459,085,465 : 983,665,499 = 983,665,499 : x
2. Step 2: Convert to fraction form
   459,085,465/983,665,499 = 983,665,499/x
3. Step 3: Cross multiply
   459,085,465x = 983,665,499 × 983,665,499
4. Step 4: Simplify right side
   459,085,465x = 967,597,813,922,919,040
5. Step 5: Solve for x
   x = 967,597,813,922,919,040/459,085,465
6. Step 6: Final answer
   x = 2,107,663,796.16