Finding the Third Proportional to 56,659 and 83,422

Step by Step Solution

1. Step 1: Write the proportion equation
   56,659 : 83,422 = 83,422 : x
2. Step 2: Convert to fraction form
   56,659/83,422 = 83,422/x
3. Step 3: Cross multiply
   56,659x = 83,422 × 83,422
4. Step 4: Simplify right side
   56,659x = 6,959,230,084
5. Step 5: Solve for x
   x = 6,959,230,084/56,659
6. Step 6: Final answer
   x = 122,826.56