Finding the Third Proportional to 21,284,480 and 32,458,128

Step by Step Solution

1. Step 1: Write the proportion equation
   21,284,480 : 32,458,128 = 32,458,128 : x
2. Step 2: Convert to fraction form
   21,284,480/32,458,128 = 32,458,128/x
3. Step 3: Cross multiply
   21,284,480x = 32,458,128 × 32,458,128
4. Step 4: Simplify right side
   21,284,480x = 1,053,530,073,264,384
5. Step 5: Solve for x
   x = 1,053,530,073,264,384/21,284,480
6. Step 6: Final answer
   x = 49,497,571.62