Finding the Third Proportional to 11,486,834 and 17,784,147

Step by Step Solution

1. Step 1: Write the proportion equation
   11,486,834 : 17,784,147 = 17,784,147 : x
2. Step 2: Convert to fraction form
   11,486,834/17,784,147 = 17,784,147/x
3. Step 3: Cross multiply
   11,486,834x = 17,784,147 × 17,784,147
4. Step 4: Simplify right side
   11,486,834x = 316,275,884,517,609
5. Step 5: Solve for x
   x = 316,275,884,517,609/11,486,834
6. Step 6: Final answer
   x = 27,533,773.41