Finding the Third Proportional to 4,140,164 and 8,910,182

Step by Step Solution

1. Step 1: Write the proportion equation
   4,140,164 : 8,910,182 = 8,910,182 : x
2. Step 2: Convert to fraction form
   4,140,164/8,910,182 = 8,910,182/x
3. Step 3: Cross multiply
   4,140,164x = 8,910,182 × 8,910,182
4. Step 4: Simplify right side
   4,140,164x = 79,391,343,273,124
5. Step 5: Solve for x
   x = 79,391,343,273,124/4,140,164
6. Step 6: Final answer
   x = 19,175,893.34