Finding the Third Proportional to 59,232 and 130,920

Step by Step Solution

1. Step 1: Write the proportion equation
   59,232 : 130,920 = 130,920 : x
2. Step 2: Convert to fraction form
   59,232/130,920 = 130,920/x
3. Step 3: Cross multiply
   59,232x = 130,920 × 130,920
4. Step 4: Simplify right side
   59,232x = 17,140,046,400
5. Step 5: Solve for x
   x = 17,140,046,400/59,232
6. Step 6: Final answer
   x = 289,371.39