Finding the Third Proportional to 3,870,451.50 and 5,413,472

Step by Step Solution

1. Step 1: Write the proportion equation
   3,870,451.50 : 5,413,472 = 5,413,472 : x
2. Step 2: Convert to fraction form
   3,870,451.50/5,413,472 = 5,413,472/x
3. Step 3: Cross multiply
   3,870,451.50x = 5,413,472 × 5,413,472
4. Step 4: Simplify right side
   3,870,451.50x = 29,305,679,094,784
5. Step 5: Solve for x
   x = 29,305,679,094,784/3,870,451.50
6. Step 6: Final answer
   x = 7,571,643.54