Finding the Third Proportional to 20,293,200 and 31,408,632

Step by Step Solution

1. Step 1: Write the proportion equation
   20,293,200 : 31,408,632 = 31,408,632 : x
2. Step 2: Convert to fraction form
   20,293,200/31,408,632 = 31,408,632/x
3. Step 3: Cross multiply
   20,293,200x = 31,408,632 × 31,408,632
4. Step 4: Simplify right side
   20,293,200x = 986,502,164,111,424
5. Step 5: Solve for x
   x = 986,502,164,111,424/20,293,200
6. Step 6: Final answer
   x = 48,612,449.69