Finding the Third Proportional to 19,778,129 and 41,072,092

Step by Step Solution

1. Step 1: Write the proportion equation
   19,778,129 : 41,072,092 = 41,072,092 : x
2. Step 2: Convert to fraction form
   19,778,129/41,072,092 = 41,072,092/x
3. Step 3: Cross multiply
   19,778,129x = 41,072,092 × 41,072,092
4. Step 4: Simplify right side
   19,778,129x = 1,686,916,741,256,464
5. Step 5: Solve for x
   x = 1,686,916,741,256,464/19,778,129
6. Step 6: Final answer
   x = 85,292,028.44