Finding the Third Proportional to 42,147 and 65,255.63

Step by Step Solution

1. Step 1: Write the proportion equation
   42,147 : 65,255.63 = 65,255.63 : x
2. Step 2: Convert to fraction form
   42,147/65,255.63 = 65,255.63/x
3. Step 3: Cross multiply
   42,147x = 65,255.63 × 65,255.63
4. Step 4: Simplify right side
   42,147x = 4,258,296,594.14
5. Step 5: Solve for x
   x = 4,258,296,594.14/42,147
6. Step 6: Final answer
   x = 101,034.39