Finding the Third Proportional to 5,316,808 and 11,662,870

Step by Step Solution

1. Step 1: Write the proportion equation
   5,316,808 : 11,662,870 = 11,662,870 : x
2. Step 2: Convert to fraction form
   5,316,808/11,662,870 = 11,662,870/x
3. Step 3: Cross multiply
   5,316,808x = 11,662,870 × 11,662,870
4. Step 4: Simplify right side
   5,316,808x = 136,022,536,636,900
5. Step 5: Solve for x
   x = 136,022,536,636,900/5,316,808
6. Step 6: Final answer
   x = 25,583,496.08