Finding the Third Proportional to 59,132 and 89,310

Step by Step Solution

1. Step 1: Write the proportion equation
   59,132 : 89,310 = 89,310 : x
2. Step 2: Convert to fraction form
   59,132/89,310 = 89,310/x
3. Step 3: Cross multiply
   59,132x = 89,310 × 89,310
4. Step 4: Simplify right side
   59,132x = 7,976,276,100
5. Step 5: Solve for x
   x = 7,976,276,100/59,132
6. Step 6: Final answer
   x = 134,889.33