Finding the Third Proportional to 49,716 and 69,510

Step by Step Solution

1. Step 1: Write the proportion equation
   49,716 : 69,510 = 69,510 : x
2. Step 2: Convert to fraction form
   49,716/69,510 = 69,510/x
3. Step 3: Cross multiply
   49,716x = 69,510 × 69,510
4. Step 4: Simplify right side
   49,716x = 4,831,640,100
5. Step 5: Solve for x
   x = 4,831,640,100/49,716
6. Step 6: Final answer
   x = 97,184.81