Finding the Third Proportional to 5,552,829 and 8,581,279

Step by Step Solution

1. Step 1: Write the proportion equation
   5,552,829 : 8,581,279 = 8,581,279 : x
2. Step 2: Convert to fraction form
   5,552,829/8,581,279 = 8,581,279/x
3. Step 3: Cross multiply
   5,552,829x = 8,581,279 × 8,581,279
4. Step 4: Simplify right side
   5,552,829x = 73,638,349,275,841
5. Step 5: Solve for x
   x = 73,638,349,275,841/5,552,829
6. Step 6: Final answer
   x = 13,261,411.31