Finding the Third Proportional to 7,139,716 and 10,876,917

Step by Step Solution

1. Step 1: Write the proportion equation
   7,139,716 : 10,876,917 = 10,876,917 : x
2. Step 2: Convert to fraction form
   7,139,716/10,876,917 = 10,876,917/x
3. Step 3: Cross multiply
   7,139,716x = 10,876,917 × 10,876,917
4. Step 4: Simplify right side
   7,139,716x = 118,307,323,424,889
5. Step 5: Solve for x
   x = 118,307,323,424,889/7,139,716
6. Step 6: Final answer
   x = 16,570,312.24