Finding the Third Proportional to 3,254,898 and 7,129,850

Step by Step Solution

1. Step 1: Write the proportion equation
   3,254,898 : 7,129,850 = 7,129,850 : x
2. Step 2: Convert to fraction form
   3,254,898/7,129,850 = 7,129,850/x
3. Step 3: Cross multiply
   3,254,898x = 7,129,850 × 7,129,850
4. Step 4: Simplify right side
   3,254,898x = 50,834,761,022,500
5. Step 5: Solve for x
   x = 50,834,761,022,500/3,254,898
6. Step 6: Final answer
   x = 15,617,927.51