Finding the Third Proportional to 3,181,318 and 6,731,124

Step by Step Solution

1. Step 1: Write the proportion equation
   3,181,318 : 6,731,124 = 6,731,124 : x
2. Step 2: Convert to fraction form
   3,181,318/6,731,124 = 6,731,124/x
3. Step 3: Cross multiply
   3,181,318x = 6,731,124 × 6,731,124
4. Step 4: Simplify right side
   3,181,318x = 45,308,030,303,376
5. Step 5: Solve for x
   x = 45,308,030,303,376/3,181,318
6. Step 6: Final answer
   x = 14,241,905.49