Finding the Third Proportional to 191,077 and 416,488

Step by Step Solution

1. Step 1: Write the proportion equation
   191,077 : 416,488 = 416,488 : x
2. Step 2: Convert to fraction form
   191,077/416,488 = 416,488/x
3. Step 3: Cross multiply
   191,077x = 416,488 × 416,488
4. Step 4: Simplify right side
   191,077x = 173,462,254,144
5. Step 5: Solve for x
   x = 173,462,254,144/191,077
6. Step 6: Final answer
   x = 907,813.36