Finding the Third Proportional to 3,748,825,822.50 and 7,807,939,750.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,748,825,822.50 : 7,807,939,750.50 = 7,807,939,750.50 : x
2. Step 2: Convert to fraction form
   3,748,825,822.50/7,807,939,750.50 = 7,807,939,750.50/x
3. Step 3: Cross multiply
   3,748,825,822.50x = 7,807,939,750.50 × 7,807,939,750.50
4. Step 4: Simplify right side
   3,748,825,822.50x = 60,963,923,147,438,006,272
5. Step 5: Solve for x
   x = 60,963,923,147,438,006,272/3,748,825,822.50
6. Step 6: Final answer
   x = 16,262,138,075.75