Finding the Third Proportional to 28,298 and 61,510

Step by Step Solution

1. Step 1: Write the proportion equation
   28,298 : 61,510 = 61,510 : x
2. Step 2: Convert to fraction form
   28,298/61,510 = 61,510/x
3. Step 3: Cross multiply
   28,298x = 61,510 × 61,510
4. Step 4: Simplify right side
   28,298x = 3,783,480,100
5. Step 5: Solve for x
   x = 3,783,480,100/28,298
6. Step 6: Final answer
   x = 133,701.33