Finding the Third Proportional to 5,141,756,476 and 7,240,726,153

Step by Step Solution

1. Step 1: Write the proportion equation
   5,141,756,476 : 7,240,726,153 = 7,240,726,153 : x
2. Step 2: Convert to fraction form
   5,141,756,476/7,240,726,153 = 7,240,726,153/x
3. Step 3: Cross multiply
   5,141,756,476x = 7,240,726,153 × 7,240,726,153
4. Step 4: Simplify right side
   5,141,756,476x = 52,428,115,222,738,182,144
5. Step 5: Solve for x
   x = 52,428,115,222,738,182,144/5,141,756,476
6. Step 6: Final answer
   x = 10,196,537,986.09