Finding the Third Proportional to 5,141,756,468.67 and 7,240,726,143.91

Step by Step Solution

1. Step 1: Write the proportion equation
   5,141,756,468.67 : 7,240,726,143.91 = 7,240,726,143.91 : x
2. Step 2: Convert to fraction form
   5,141,756,468.67/7,240,726,143.91 = 7,240,726,143.91/x
3. Step 3: Cross multiply
   5,141,756,468.67x = 7,240,726,143.91 × 7,240,726,143.91
4. Step 4: Simplify right side
   5,141,756,468.67x = 52,428,115,091,162,595,328
5. Step 5: Solve for x
   x = 52,428,115,091,162,595,328/5,141,756,468.67
6. Step 6: Final answer
   x = 10,196,537,975.03