Finding the Third Proportional to 16,978,932 and 36,646,716

Step by Step Solution

1. Step 1: Write the proportion equation
   16,978,932 : 36,646,716 = 36,646,716 : x
2. Step 2: Convert to fraction form
   16,978,932/36,646,716 = 36,646,716/x
3. Step 3: Cross multiply
   16,978,932x = 36,646,716 × 36,646,716
4. Step 4: Simplify right side
   16,978,932x = 1,342,981,793,584,656
5. Step 5: Solve for x
   x = 1,342,981,793,584,656/16,978,932
6. Step 6: Final answer
   x = 79,096,953.42