Finding the Third Proportional to 5,859,216 and 9,054,288

Step by Step Solution

1. Step 1: Write the proportion equation
   5,859,216 : 9,054,288 = 9,054,288 : x
2. Step 2: Convert to fraction form
   5,859,216/9,054,288 = 9,054,288/x
3. Step 3: Cross multiply
   5,859,216x = 9,054,288 × 9,054,288
4. Step 4: Simplify right side
   5,859,216x = 81,980,131,186,944
5. Step 5: Solve for x
   x = 81,980,131,186,944/5,859,216
6. Step 6: Final answer
   x = 13,991,655.40