Finding the Third Proportional to 1,335,496.50 and 3,149,442

Step by Step Solution

1. Step 1: Write the proportion equation
   1,335,496.50 : 3,149,442 = 3,149,442 : x
2. Step 2: Convert to fraction form
   1,335,496.50/3,149,442 = 3,149,442/x
3. Step 3: Cross multiply
   1,335,496.50x = 3,149,442 × 3,149,442
4. Step 4: Simplify right side
   1,335,496.50x = 9,918,984,911,364
5. Step 5: Solve for x
   x = 9,918,984,911,364/1,335,496.50
6. Step 6: Final answer
   x = 7,427,189.00