Finding the Third Proportional to 20,747,220 and 33,335,128.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,747,220 : 33,335,128.50 = 33,335,128.50 : x
2. Step 2: Convert to fraction form
   20,747,220/33,335,128.50 = 33,335,128.50/x
3. Step 3: Cross multiply
   20,747,220x = 33,335,128.50 × 33,335,128.50
4. Step 4: Simplify right side
   20,747,220x = 1,111,230,792,111,512.25
5. Step 5: Solve for x
   x = 1,111,230,792,111,512.25/20,747,220
6. Step 6: Final answer
   x = 53,560,467.00