Finding the Third Proportional to 28,902 and 61,710

Step by Step Solution

1. Step 1: Write the proportion equation
   28,902 : 61,710 = 61,710 : x
2. Step 2: Convert to fraction form
   28,902/61,710 = 61,710/x
3. Step 3: Cross multiply
   28,902x = 61,710 × 61,710
4. Step 4: Simplify right side
   28,902x = 3,808,124,100
5. Step 5: Solve for x
   x = 3,808,124,100/28,902
6. Step 6: Final answer
   x = 131,759.88