Finding the Third Proportional to 11,640,010.50 and 17,621,048.81

Step by Step Solution

1. Step 1: Write the proportion equation
   11,640,010.50 : 17,621,048.81 = 17,621,048.81 : x
2. Step 2: Convert to fraction form
   11,640,010.50/17,621,048.81 = 17,621,048.81/x
3. Step 3: Cross multiply
   11,640,010.50x = 17,621,048.81 × 17,621,048.81
4. Step 4: Simplify right side
   11,640,010.50x = 310,501,361,252,507.69
5. Step 5: Solve for x
   x = 310,501,361,252,507.69/11,640,010.50
6. Step 6: Final answer
   x = 26,675,350.62