Finding the Third Proportional to 42,618 and 63,926.25

Step by Step Solution

1. Step 1: Write the proportion equation
   42,618 : 63,926.25 = 63,926.25 : x
2. Step 2: Convert to fraction form
   42,618/63,926.25 = 63,926.25/x
3. Step 3: Cross multiply
   42,618x = 63,926.25 × 63,926.25
4. Step 4: Simplify right side
   42,618x = 4,086,565,439.06
5. Step 5: Solve for x
   x = 4,086,565,439.06/42,618
6. Step 6: Final answer
   x = 95,888.25