Finding the Third Proportional to 3,948,868,969,644 and 5,560,877,680,758

Step by Step Solution

1. Step 1: Write the proportion equation
   3,948,868,969,644 : 5,560,877,680,758 = 5,560,877,680,758 : x
2. Step 2: Convert to fraction form
   3,948,868,969,644/5,560,877,680,758 = 5,560,877,680,758/x
3. Step 3: Cross multiply
   3,948,868,969,644x = 5,560,877,680,758 × 5,560,877,680,758
4. Step 4: Simplify right side
   3,948,868,969,644x = 30,923,360,580,352,474,020,315,136
5. Step 5: Solve for x
   x = 30,923,360,580,352,474,020,315,136/3,948,868,969,644
6. Step 6: Final answer
   x = 7,830,941,167,728.92