Finding the Third Proportional to 21,181,945.50 and 31,744,460.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,181,945.50 : 31,744,460.25 = 31,744,460.25 : x
2. Step 2: Convert to fraction form
   21,181,945.50/31,744,460.25 = 31,744,460.25/x
3. Step 3: Cross multiply
   21,181,945.50x = 31,744,460.25 × 31,744,460.25
4. Step 4: Simplify right side
   21,181,945.50x = 1,007,710,756,563,830
5. Step 5: Solve for x
   x = 1,007,710,756,563,830/21,181,945.50
6. Step 6: Final answer
   x = 47,574,041.61