Finding the Third Proportional to 3,913,060 and 5,145,656

Step by Step Solution

1. Step 1: Write the proportion equation
   3,913,060 : 5,145,656 = 5,145,656 : x
2. Step 2: Convert to fraction form
   3,913,060/5,145,656 = 5,145,656/x
3. Step 3: Cross multiply
   3,913,060x = 5,145,656 × 5,145,656
4. Step 4: Simplify right side
   3,913,060x = 26,477,775,670,336
5. Step 5: Solve for x
   x = 26,477,775,670,336/3,913,060
6. Step 6: Final answer
   x = 6,766,514.10