Finding the Third Proportional to 20,876,620 and 29,399,118

Step by Step Solution

1. Step 1: Write the proportion equation
   20,876,620 : 29,399,118 = 29,399,118 : x
2. Step 2: Convert to fraction form
   20,876,620/29,399,118 = 29,399,118/x
3. Step 3: Cross multiply
   20,876,620x = 29,399,118 × 29,399,118
4. Step 4: Simplify right side
   20,876,620x = 864,308,139,177,924
5. Step 5: Solve for x
   x = 864,308,139,177,924/20,876,620
6. Step 6: Final answer
   x = 41,400,769.82