Finding the Third Proportional to 5,615,766 and 12,128,184

Step by Step Solution

1. Step 1: Write the proportion equation
   5,615,766 : 12,128,184 = 12,128,184 : x
2. Step 2: Convert to fraction form
   5,615,766/12,128,184 = 12,128,184/x
3. Step 3: Cross multiply
   5,615,766x = 12,128,184 × 12,128,184
4. Step 4: Simplify right side
   5,615,766x = 147,092,847,137,856
5. Step 5: Solve for x
   x = 147,092,847,137,856/5,615,766
6. Step 6: Final answer
   x = 26,192,837.65