Finding the Third Proportional to 4,859,078 and 7,543,287

Step by Step Solution

1. Step 1: Write the proportion equation
   4,859,078 : 7,543,287 = 7,543,287 : x
2. Step 2: Convert to fraction form
   4,859,078/7,543,287 = 7,543,287/x
3. Step 3: Cross multiply
   4,859,078x = 7,543,287 × 7,543,287
4. Step 4: Simplify right side
   4,859,078x = 56,901,178,764,369
5. Step 5: Solve for x
   x = 56,901,178,764,369/4,859,078
6. Step 6: Final answer
   x = 11,710,283.05