Finding the Third Proportional to 64,870 and 100,477

Step by Step Solution

1. Step 1: Write the proportion equation
   64,870 : 100,477 = 100,477 : x
2. Step 2: Convert to fraction form
   64,870/100,477 = 100,477/x
3. Step 3: Cross multiply
   64,870x = 100,477 × 100,477
4. Step 4: Simplify right side
   64,870x = 10,095,627,529
5. Step 5: Solve for x
   x = 10,095,627,529/64,870
6. Step 6: Final answer
   x = 155,628.60