Finding the Third Proportional to 47,476 and 64,374

Step by Step Solution

1. Step 1: Write the proportion equation
   47,476 : 64,374 = 64,374 : x
2. Step 2: Convert to fraction form
   47,476/64,374 = 64,374/x
3. Step 3: Cross multiply
   47,476x = 64,374 × 64,374
4. Step 4: Simplify right side
   47,476x = 4,144,011,876
5. Step 5: Solve for x
   x = 4,144,011,876/47,476
6. Step 6: Final answer
   x = 87,286.46