Finding the Third Proportional to 5,703,658 and 8,699,146

Step by Step Solution

1. Step 1: Write the proportion equation
   5,703,658 : 8,699,146 = 8,699,146 : x
2. Step 2: Convert to fraction form
   5,703,658/8,699,146 = 8,699,146/x
3. Step 3: Cross multiply
   5,703,658x = 8,699,146 × 8,699,146
4. Step 4: Simplify right side
   5,703,658x = 75,675,141,129,316
5. Step 5: Solve for x
   x = 75,675,141,129,316/5,703,658
6. Step 6: Final answer
   x = 13,267,825.86