Finding the Third Proportional to 453,681 and 990,463.50

Step by Step Solution

1. Step 1: Write the proportion equation
   453,681 : 990,463.50 = 990,463.50 : x
2. Step 2: Convert to fraction form
   453,681/990,463.50 = 990,463.50/x
3. Step 3: Cross multiply
   453,681x = 990,463.50 × 990,463.50
4. Step 4: Simplify right side
   453,681x = 981,017,944,832.25
5. Step 5: Solve for x
   x = 981,017,944,832.25/453,681
6. Step 6: Final answer
   x = 2,162,351.84