Finding the Third Proportional to 11,346,156 and 16,979,139

Step by Step Solution

1. Step 1: Write the proportion equation
   11,346,156 : 16,979,139 = 16,979,139 : x
2. Step 2: Convert to fraction form
   11,346,156/16,979,139 = 16,979,139/x
3. Step 3: Cross multiply
   11,346,156x = 16,979,139 × 16,979,139
4. Step 4: Simplify right side
   11,346,156x = 288,291,161,181,321
5. Step 5: Solve for x
   x = 288,291,161,181,321/11,346,156
6. Step 6: Final answer
   x = 25,408,707.69