Finding the Third Proportional to 210,380.06 and 456,426.56

Step by Step Solution

1. Step 1: Write the proportion equation
   210,380.06 : 456,426.56 = 456,426.56 : x
2. Step 2: Convert to fraction form
   210,380.06/456,426.56 = 456,426.56/x
3. Step 3: Cross multiply
   210,380.06x = 456,426.56 × 456,426.56
4. Step 4: Simplify right side
   210,380.06x = 208,325,206,955.57
5. Step 5: Solve for x
   x = 208,325,206,955.57/210,380.06
6. Step 6: Final answer
   x = 990,232.65