Finding the Third Proportional to 4,346,613 and 9,439,908

Step by Step Solution

1. Step 1: Write the proportion equation
   4,346,613 : 9,439,908 = 9,439,908 : x
2. Step 2: Convert to fraction form
   4,346,613/9,439,908 = 9,439,908/x
3. Step 3: Cross multiply
   4,346,613x = 9,439,908 × 9,439,908
4. Step 4: Simplify right side
   4,346,613x = 89,111,863,048,464
5. Step 5: Solve for x
   x = 89,111,863,048,464/4,346,613
6. Step 6: Final answer
   x = 20,501,448.61