Finding the Third Proportional to 42,470 and 63,692

Step by Step Solution

1. Step 1: Write the proportion equation
   42,470 : 63,692 = 63,692 : x
2. Step 2: Convert to fraction form
   42,470/63,692 = 63,692/x
3. Step 3: Cross multiply
   42,470x = 63,692 × 63,692
4. Step 4: Simplify right side
   42,470x = 4,056,670,864
5. Step 5: Solve for x
   x = 4,056,670,864/42,470
6. Step 6: Final answer
   x = 95,518.50