Finding the Third Proportional to 189,945 and 300,773.25

Step by Step Solution

1. Step 1: Write the proportion equation
   189,945 : 300,773.25 = 300,773.25 : x
2. Step 2: Convert to fraction form
   189,945/300,773.25 = 300,773.25/x
3. Step 3: Cross multiply
   189,945x = 300,773.25 × 300,773.25
4. Step 4: Simplify right side
   189,945x = 90,464,547,915.56
5. Step 5: Solve for x
   x = 90,464,547,915.56/189,945
6. Step 6: Final answer
   x = 476,267.07