Finding the Third Proportional to 20,158,024.50 and 31,128,185.25

Step by Step Solution

1. Step 1: Write the proportion equation
   20,158,024.50 : 31,128,185.25 = 31,128,185.25 : x
2. Step 2: Convert to fraction form
   20,158,024.50/31,128,185.25 = 31,128,185.25/x
3. Step 3: Cross multiply
   20,158,024.50x = 31,128,185.25 × 31,128,185.25
4. Step 4: Simplify right side
   20,158,024.50x = 968,963,916,958,317.50
5. Step 5: Solve for x
   x = 968,963,916,958,317.50/20,158,024.50
6. Step 6: Final answer
   x = 48,068,396.63