Finding the Third Proportional to 14,121,288 and 21,162,960

Step by Step Solution

1. Step 1: Write the proportion equation
   14,121,288 : 21,162,960 = 21,162,960 : x
2. Step 2: Convert to fraction form
   14,121,288/21,162,960 = 21,162,960/x
3. Step 3: Cross multiply
   14,121,288x = 21,162,960 × 21,162,960
4. Step 4: Simplify right side
   14,121,288x = 447,870,875,961,600
5. Step 5: Solve for x
   x = 447,870,875,961,600/14,121,288
6. Step 6: Final answer
   x = 31,716,007.49