Finding the Third Proportional to 42,458,494.50 and 63,621,067.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,458,494.50 : 63,621,067.50 = 63,621,067.50 : x
2. Step 2: Convert to fraction form
   42,458,494.50/63,621,067.50 = 63,621,067.50/x
3. Step 3: Cross multiply
   42,458,494.50x = 63,621,067.50 × 63,621,067.50
4. Step 4: Simplify right side
   42,458,494.50x = 4,047,640,229,839,556
5. Step 5: Solve for x
   x = 4,047,640,229,839,556/42,458,494.50
6. Step 6: Final answer
   x = 95,331,694.58