Finding the Third Proportional to 4,550,876 and 9,749,464

Step by Step Solution

1. Step 1: Write the proportion equation
   4,550,876 : 9,749,464 = 9,749,464 : x
2. Step 2: Convert to fraction form
   4,550,876/9,749,464 = 9,749,464/x
3. Step 3: Cross multiply
   4,550,876x = 9,749,464 × 9,749,464
4. Step 4: Simplify right side
   4,550,876x = 95,052,048,287,296
5. Step 5: Solve for x
   x = 95,052,048,287,296/4,550,876
6. Step 6: Final answer
   x = 20,886,538.83