Finding the Third Proportional to 12,761,793 and 19,615,709.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,761,793 : 19,615,709.25 = 19,615,709.25 : x
2. Step 2: Convert to fraction form
   12,761,793/19,615,709.25 = 19,615,709.25/x
3. Step 3: Cross multiply
   12,761,793x = 19,615,709.25 × 19,615,709.25
4. Step 4: Simplify right side
   12,761,793x = 384,776,049,380,535.56
5. Step 5: Solve for x
   x = 384,776,049,380,535.56/12,761,793
6. Step 6: Final answer
   x = 30,150,626.12