Finding the Third Proportional to 1,619,871.75 and 3,499,488.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,619,871.75 : 3,499,488.56 = 3,499,488.56 : x
2. Step 2: Convert to fraction form
   1,619,871.75/3,499,488.56 = 3,499,488.56/x
3. Step 3: Cross multiply
   1,619,871.75x = 3,499,488.56 × 3,499,488.56
4. Step 4: Simplify right side
   1,619,871.75x = 12,246,420,199,068.32
5. Step 5: Solve for x
   x = 12,246,420,199,068.32/1,619,871.75
6. Step 6: Final answer
   x = 7,560,117.15