Finding the Third Proportional to 5,911,488 and 8,909,514

Step by Step Solution

1. Step 1: Write the proportion equation
   5,911,488 : 8,909,514 = 8,909,514 : x
2. Step 2: Convert to fraction form
   5,911,488/8,909,514 = 8,909,514/x
3. Step 3: Cross multiply
   5,911,488x = 8,909,514 × 8,909,514
4. Step 4: Simplify right side
   5,911,488x = 79,379,439,716,196
5. Step 5: Solve for x
   x = 79,379,439,716,196/5,911,488
6. Step 6: Final answer
   x = 13,427,996.42