Finding the Third Proportional to 5,156,756 and 10,928,208

Step by Step Solution

1. Step 1: Write the proportion equation
   5,156,756 : 10,928,208 = 10,928,208 : x
2. Step 2: Convert to fraction form
   5,156,756/10,928,208 = 10,928,208/x
3. Step 3: Cross multiply
   5,156,756x = 10,928,208 × 10,928,208
4. Step 4: Simplify right side
   5,156,756x = 119,425,730,091,264
5. Step 5: Solve for x
   x = 119,425,730,091,264/5,156,756
6. Step 6: Final answer
   x = 23,159,081.04