Finding the Third Proportional to 455,350.50 and 990,963

Step by Step Solution

1. Step 1: Write the proportion equation
   455,350.50 : 990,963 = 990,963 : x
2. Step 2: Convert to fraction form
   455,350.50/990,963 = 990,963/x
3. Step 3: Cross multiply
   455,350.50x = 990,963 × 990,963
4. Step 4: Simplify right side
   455,350.50x = 982,007,667,369
5. Step 5: Solve for x
   x = 982,007,667,369/455,350.50
6. Step 6: Final answer
   x = 2,156,597.32