Finding the Third Proportional to 5,868,576 and 12,856,896

Step by Step Solution

1. Step 1: Write the proportion equation
   5,868,576 : 12,856,896 = 12,856,896 : x
2. Step 2: Convert to fraction form
   5,868,576/12,856,896 = 12,856,896/x
3. Step 3: Cross multiply
   5,868,576x = 12,856,896 × 12,856,896
4. Step 4: Simplify right side
   5,868,576x = 165,299,774,754,816
5. Step 5: Solve for x
   x = 165,299,774,754,816/5,868,576
6. Step 6: Final answer
   x = 28,166,930.91