Finding the Third Proportional to 5,047,341 and 7,617,279

Step by Step Solution

1. Step 1: Write the proportion equation
   5,047,341 : 7,617,279 = 7,617,279 : x
2. Step 2: Convert to fraction form
   5,047,341/7,617,279 = 7,617,279/x
3. Step 3: Cross multiply
   5,047,341x = 7,617,279 × 7,617,279
4. Step 4: Simplify right side
   5,047,341x = 58,022,939,363,841
5. Step 5: Solve for x
   x = 58,022,939,363,841/5,047,341
6. Step 6: Final answer
   x = 11,495,743.87