Finding the Third Proportional to 59,144 and 70,080

Step by Step Solution

1. Step 1: Write the proportion equation
   59,144 : 70,080 = 70,080 : x
2. Step 2: Convert to fraction form
   59,144/70,080 = 70,080/x
3. Step 3: Cross multiply
   59,144x = 70,080 × 70,080
4. Step 4: Simplify right side
   59,144x = 4,911,206,400
5. Step 5: Solve for x
   x = 4,911,206,400/59,144
6. Step 6: Final answer
   x = 83,038.12