Finding the Third Proportional to 3,880,240 and 8,009,580

Step by Step Solution

1. Step 1: Write the proportion equation
   3,880,240 : 8,009,580 = 8,009,580 : x
2. Step 2: Convert to fraction form
   3,880,240/8,009,580 = 8,009,580/x
3. Step 3: Cross multiply
   3,880,240x = 8,009,580 × 8,009,580
4. Step 4: Simplify right side
   3,880,240x = 64,153,371,776,400
5. Step 5: Solve for x
   x = 64,153,371,776,400/3,880,240
6. Step 6: Final answer
   x = 16,533,351.49