Finding the Third Proportional to 59,330 and 130,342

Step by Step Solution

1. Step 1: Write the proportion equation
   59,330 : 130,342 = 130,342 : x
2. Step 2: Convert to fraction form
   59,330/130,342 = 130,342/x
3. Step 3: Cross multiply
   59,330x = 130,342 × 130,342
4. Step 4: Simplify right side
   59,330x = 16,989,036,964
5. Step 5: Solve for x
   x = 16,989,036,964/59,330
6. Step 6: Final answer
   x = 286,348.17