Finding the Third Proportional to 7,139,706.50 and 10,876,906

Step by Step Solution

1. Step 1: Write the proportion equation
   7,139,706.50 : 10,876,906 = 10,876,906 : x
2. Step 2: Convert to fraction form
   7,139,706.50/10,876,906 = 10,876,906/x
3. Step 3: Cross multiply
   7,139,706.50x = 10,876,906 × 10,876,906
4. Step 4: Simplify right side
   7,139,706.50x = 118,307,084,132,836
5. Step 5: Solve for x
   x = 118,307,084,132,836/7,139,706.50
6. Step 6: Final answer
   x = 16,570,300.77