Finding the Third Proportional to 5,477,154 and 8,514,418

Step by Step Solution

1. Step 1: Write the proportion equation
   5,477,154 : 8,514,418 = 8,514,418 : x
2. Step 2: Convert to fraction form
   5,477,154/8,514,418 = 8,514,418/x
3. Step 3: Cross multiply
   5,477,154x = 8,514,418 × 8,514,418
4. Step 4: Simplify right side
   5,477,154x = 72,495,313,878,724
5. Step 5: Solve for x
   x = 72,495,313,878,724/5,477,154
6. Step 6: Final answer
   x = 13,235,945.87