Finding the Third Proportional to 59,103 and 86,454

Step by Step Solution

1. Step 1: Write the proportion equation
   59,103 : 86,454 = 86,454 : x
2. Step 2: Convert to fraction form
   59,103/86,454 = 86,454/x
3. Step 3: Cross multiply
   59,103x = 86,454 × 86,454
4. Step 4: Simplify right side
   59,103x = 7,474,294,116
5. Step 5: Solve for x
   x = 7,474,294,116/59,103
6. Step 6: Final answer
   x = 126,462.18