Finding the Third Proportional to 30,137 and 65,560

Step by Step Solution

1. Step 1: Write the proportion equation
   30,137 : 65,560 = 65,560 : x
2. Step 2: Convert to fraction form
   30,137/65,560 = 65,560/x
3. Step 3: Cross multiply
   30,137x = 65,560 × 65,560
4. Step 4: Simplify right side
   30,137x = 4,298,113,600
5. Step 5: Solve for x
   x = 4,298,113,600/30,137
6. Step 6: Final answer
   x = 142,619.16