Finding the Third Proportional to 19,687,440 and 30,813,470.25

Step by Step Solution

1. Step 1: Write the proportion equation
   19,687,440 : 30,813,470.25 = 30,813,470.25 : x
2. Step 2: Convert to fraction form
   19,687,440/30,813,470.25 = 30,813,470.25/x
3. Step 3: Cross multiply
   19,687,440x = 30,813,470.25 × 30,813,470.25
4. Step 4: Simplify right side
   19,687,440x = 949,469,948,847,635
5. Step 5: Solve for x
   x = 949,469,948,847,635/19,687,440
6. Step 6: Final answer
   x = 48,227,192.00