Finding the Third Proportional to 7,139,418 and 10,876,522

Step by Step Solution

1. Step 1: Write the proportion equation
   7,139,418 : 10,876,522 = 10,876,522 : x
2. Step 2: Convert to fraction form
   7,139,418/10,876,522 = 10,876,522/x
3. Step 3: Cross multiply
   7,139,418x = 10,876,522 × 10,876,522
4. Step 4: Simplify right side
   7,139,418x = 118,298,730,816,484
5. Step 5: Solve for x
   x = 118,298,730,816,484/7,139,418
6. Step 6: Final answer
   x = 16,569,800.34