Finding the Third Proportional to 7,139,426 and 10,876,533

Step by Step Solution

1. Step 1: Write the proportion equation
   7,139,426 : 10,876,533 = 10,876,533 : x
2. Step 2: Convert to fraction form
   7,139,426/10,876,533 = 10,876,533/x
3. Step 3: Cross multiply
   7,139,426x = 10,876,533 × 10,876,533
4. Step 4: Simplify right side
   7,139,426x = 118,298,970,100,089
5. Step 5: Solve for x
   x = 118,298,970,100,089/7,139,426
6. Step 6: Final answer
   x = 16,569,815.29