Finding the Third Proportional to 4,211,817 and 9,096,123

Step by Step Solution

1. Step 1: Write the proportion equation
   4,211,817 : 9,096,123 = 9,096,123 : x
2. Step 2: Convert to fraction form
   4,211,817/9,096,123 = 9,096,123/x
3. Step 3: Cross multiply
   4,211,817x = 9,096,123 × 9,096,123
4. Step 4: Simplify right side
   4,211,817x = 82,739,453,631,129
5. Step 5: Solve for x
   x = 82,739,453,631,129/4,211,817
6. Step 6: Final answer
   x = 19,644,598.43