Finding the Third Proportional to 55,626 and 83,911

Step by Step Solution

1. Step 1: Write the proportion equation
   55,626 : 83,911 = 83,911 : x
2. Step 2: Convert to fraction form
   55,626/83,911 = 83,911/x
3. Step 3: Cross multiply
   55,626x = 83,911 × 83,911
4. Step 4: Simplify right side
   55,626x = 7,041,055,921
5. Step 5: Solve for x
   x = 7,041,055,921/55,626
6. Step 6: Final answer
   x = 126,578.51