Finding the Third Proportional to 191,839.88 and 417,738

Step by Step Solution

1. Step 1: Write the proportion equation
   191,839.88 : 417,738 = 417,738 : x
2. Step 2: Convert to fraction form
   191,839.88/417,738 = 417,738/x
3. Step 3: Cross multiply
   191,839.88x = 417,738 × 417,738
4. Step 4: Simplify right side
   191,839.88x = 174,505,036,644
5. Step 5: Solve for x
   x = 174,505,036,644/191,839.88
6. Step 6: Final answer
   x = 909,639.02