Finding the Third Proportional to 42,030 and 65,076.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,030 : 65,076.75 = 65,076.75 : x
2. Step 2: Convert to fraction form
   42,030/65,076.75 = 65,076.75/x
3. Step 3: Cross multiply
   42,030x = 65,076.75 × 65,076.75
4. Step 4: Simplify right side
   42,030x = 4,234,983,390.56
5. Step 5: Solve for x
   x = 4,234,983,390.56/42,030
6. Step 6: Final answer
   x = 100,760.97