Finding the Third Proportional to 191,308 and 417,062

Step by Step Solution

1. Step 1: Write the proportion equation
   191,308 : 417,062 = 417,062 : x
2. Step 2: Convert to fraction form
   191,308/417,062 = 417,062/x
3. Step 3: Cross multiply
   191,308x = 417,062 × 417,062
4. Step 4: Simplify right side
   191,308x = 173,940,711,844
5. Step 5: Solve for x
   x = 173,940,711,844/191,308
6. Step 6: Final answer
   x = 909,218.18