Finding the Third Proportional to 42,930 and 65,675.25

Step by Step Solution

1. Step 1: Write the proportion equation
   42,930 : 65,675.25 = 65,675.25 : x
2. Step 2: Convert to fraction form
   42,930/65,675.25 = 65,675.25/x
3. Step 3: Cross multiply
   42,930x = 65,675.25 × 65,675.25
4. Step 4: Simplify right side
   42,930x = 4,313,238,462.56
5. Step 5: Solve for x
   x = 4,313,238,462.56/42,930
6. Step 6: Final answer
   x = 100,471.43