Finding the Third Proportional to 59,122 and 89,908

Step by Step Solution

1. Step 1: Write the proportion equation
   59,122 : 89,908 = 89,908 : x
2. Step 2: Convert to fraction form
   59,122/89,908 = 89,908/x
3. Step 3: Cross multiply
   59,122x = 89,908 × 89,908
4. Step 4: Simplify right side
   59,122x = 8,083,448,464
5. Step 5: Solve for x
   x = 8,083,448,464/59,122
6. Step 6: Final answer
   x = 136,724.88