Finding the Third Proportional to 99,306 and 234,227.25

Step by Step Solution

1. Step 1: Write the proportion equation
   99,306 : 234,227.25 = 234,227.25 : x
2. Step 2: Convert to fraction form
   99,306/234,227.25 = 234,227.25/x
3. Step 3: Cross multiply
   99,306x = 234,227.25 × 234,227.25
4. Step 4: Simplify right side
   99,306x = 54,862,404,642.56
5. Step 5: Solve for x
   x = 54,862,404,642.56/99,306
6. Step 6: Final answer
   x = 552,458.11