Finding the Third Proportional to 99,025 and 213,833

Step by Step Solution

1. Step 1: Write the proportion equation
   99,025 : 213,833 = 213,833 : x
2. Step 2: Convert to fraction form
   99,025/213,833 = 213,833/x
3. Step 3: Cross multiply
   99,025x = 213,833 × 213,833
4. Step 4: Simplify right side
   99,025x = 45,724,551,889
5. Step 5: Solve for x
   x = 45,724,551,889/99,025
6. Step 6: Final answer
   x = 461,747.56