Finding the Third Proportional to 5,091,850 and 10,980,866

Step by Step Solution

1. Step 1: Write the proportion equation
   5,091,850 : 10,980,866 = 10,980,866 : x
2. Step 2: Convert to fraction form
   5,091,850/10,980,866 = 10,980,866/x
3. Step 3: Cross multiply
   5,091,850x = 10,980,866 × 10,980,866
4. Step 4: Simplify right side
   5,091,850x = 120,579,418,109,956
5. Step 5: Solve for x
   x = 120,579,418,109,956/5,091,850
6. Step 6: Final answer
   x = 23,680,866.11