Finding the Third Proportional to 42,270 and 63,273

Step by Step Solution

1. Step 1: Write the proportion equation
   42,270 : 63,273 = 63,273 : x
2. Step 2: Convert to fraction form
   42,270/63,273 = 63,273/x
3. Step 3: Cross multiply
   42,270x = 63,273 × 63,273
4. Step 4: Simplify right side
   42,270x = 4,003,472,529
5. Step 5: Solve for x
   x = 4,003,472,529/42,270
6. Step 6: Final answer
   x = 94,711.91