Finding the Third Proportional to 3,079,145.25 and 4,435,393.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,079,145.25 : 4,435,393.50 = 4,435,393.50 : x
2. Step 2: Convert to fraction form
   3,079,145.25/4,435,393.50 = 4,435,393.50/x
3. Step 3: Cross multiply
   3,079,145.25x = 4,435,393.50 × 4,435,393.50
4. Step 4: Simplify right side
   3,079,145.25x = 19,672,715,499,842.25
5. Step 5: Solve for x
   x = 19,672,715,499,842.25/3,079,145.25
6. Step 6: Final answer
   x = 6,389,018.35